Flights from Boston to Key West (BOS to EYW)

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  • US$303
    Allegiant AirAllegiant Air
    10:13am - 11:42am
    Sat Oct 4th 2025
    25h 29m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant Air
    9:50am - 10:11am
    Mon Oct 6th 2025
    24h 21m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Sat Oct 4th 2025 Allegiant Air · G4 226 Depart at 10:13am from Boston (BOS) Fly for 2h 25m Arrive at 12:38pm in Asheville (AVL)

    Layover in Asheville for 21h 2m

    Sun Oct 5th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 19h 55m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$307
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 1st 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 1:48pm
    Fri Oct 3rd 2025
    17h 3m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 1st 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 2nd 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 42m

    Sat Oct 4th 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Sat Oct 4th 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$316
    Allegiant AirAllegiant Air
    10:13am - 11:42am
    Sat Oct 4th 2025
    25h 29m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirSpirit AirlinesSpirit Airlines
    6:36pm - 1:44pm
    Mon Oct 6th 2025
    19h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Allegiant Air · G4 226 Depart at 10:13am from Boston (BOS) Fly for 2h 25m Arrive at 12:38pm in Asheville (AVL)

    Layover in Asheville for 21h 2m

    Sun Oct 5th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 1106 Depart at 6:36pm from Key West (EYW) Fly for 2h 43m Arrive at 9:19pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 53m

    Tue Oct 7th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Tue Oct 7th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$329
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 7:55pm
    Thu Oct 16th 2025
    37h 44m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:11am
    Sat Oct 18th 2025
    25h 19m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 6h 50m

    Thu Oct 16th 2025 Spirit Airlines · NK 1898 Depart at 4:30pm from Fort Lauderdale (FLL) Fly for 2h 30m Arrive at 7:00pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 22h 15m

    Fri Oct 17th 2025 Allegiant Air · G4 1105 Depart at 5:15pm from Pittsburgh (PIT) Fly for 2h 40m Arrive at 7:55pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 8h 38m

    Sat Oct 18th 2025 Allegiant Air · G4 2708 Depart at 7:31pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:08pm in Knoxville (TYS)

    Layover in Knoxville for 11h 52m

    Sun Oct 19th 2025 Allegiant Air · G4 1396 Depart at 9:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 11:11am in Boston (BOS)

  • US$330
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 1st 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirSpirit AirlinesSpirit AirlinesSpirit Airlines
    8:45pm - 11:57pm
    Fri Oct 3rd 2025
    27h 12m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 2nd 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 11h 7m

    Sat Oct 4th 2025 Spirit Airlines · NK 2510 Depart at 10:35am from Pittsburgh (PIT) Fly for 1h 31m Arrive at 12:06pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 4h 17m

    Sat Oct 4th 2025 Spirit Airlines · NK 2356 Depart at 4:23pm from Myrtle Beach (MYR) Fly for 1h 50m Arrive at 6:13pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 29m

    Sat Oct 4th 2025 Spirit Airlines · NK 449 Depart at 8:42pm from Fort Lauderdale (FLL) Fly for 3h 15m Arrive at 11:57pm in Boston (BOS)

  • US$334
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 7:55pm
    Thu Oct 16th 2025
    37h 44m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 18th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 6h 50m

    Thu Oct 16th 2025 Spirit Airlines · NK 1898 Depart at 4:30pm from Fort Lauderdale (FLL) Fly for 2h 30m Arrive at 7:00pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 22h 15m

    Fri Oct 17th 2025 Allegiant Air · G4 1105 Depart at 5:15pm from Pittsburgh (PIT) Fly for 2h 40m Arrive at 7:55pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 18th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 19th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$335
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 24th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    9:31pm - 11:17am
    Fri Sep 26th 2025
    37h 46m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Sep 24th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 25th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 26th 2025 Allegiant Air · G4 2718 Depart at 9:31pm from Key West (EYW) Fly for 1h 4m Arrive at 10:35pm in Tampa (PIE)

    Layover in Tampa for 9h 10m

    Sat Sep 27th 2025 Allegiant Air · G4 2710 Depart at 7:45am from Tampa (PIE) Fly for 1h 38m Arrive at 9:23am in Knoxville (TYS)

    Layover in Knoxville for 23h 37m

    Sun Sep 28th 2025 Allegiant Air · G4 1397 Depart at 9:00am from Knoxville (TYS) Fly for 2h 17m Arrive at 11:17am in Boston (BOS)

  • US$336
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 17th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant AirSpirit Airlines
    3:26pm - 11:57pm
    Fri Sep 19th 2025
    32h 31m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Sep 17th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 18th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 19th 2025 Allegiant Air · G4 2688 Depart at 3:26pm from Key West (EYW) Fly for 1h 4m Arrive at 4:30pm in Tampa (PIE)

    Layover in Tampa for 3h 0m

    Fri Sep 19th 2025 Allegiant Air · G4 2719 Depart at 7:30pm from Tampa (PIE) Fly for 1h 36m Arrive at 9:06pm in Asheville (AVL)

    Layover in Asheville for 13h 45m

    Sat Sep 20th 2025 Allegiant Air · G4 491 Depart at 10:51am from Asheville (AVL) Fly for 1h 57m Arrive at 12:48pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 54m

    Sat Sep 20th 2025 Spirit Airlines · NK 449 Depart at 8:42pm from Fort Lauderdale (FLL) Fly for 3h 15m Arrive at 11:57pm in Boston (BOS)

  • US$337
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 17th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirFrontier AirlinesFrontier Airlines
    12:09pm - 9:18am
    Fri Sep 19th 2025
    45h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Sep 17th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 18th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 19th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 17h 18m

    Sat Sep 20th 2025 Frontier Airlines · F9 1668 Depart at 8:00am from Cincinnati (CVG) Fly for 2h 8m Arrive at 10:08am in Tampa (TPA)

    Layover in Tampa for 20h 0m

    Sun Sep 21st 2025 Frontier Airlines · F9 1216 Depart at 6:08am from Tampa (TPA) Fly for 3h 10m Arrive at 9:18am in Boston (BOS)

  • US$343
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 17th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit Airlines
    12:09pm - 11:13am
    Fri Sep 19th 2025
    23h 4m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Sep 17th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 18th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 19th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 52m

    Fri Sep 19th 2025 Allegiant Air · G4 369 Depart at 5:34pm from Cincinnati (CVG) Fly for 2h 32m Arrive at 8:06pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 54m

    Sat Sep 20th 2025 Spirit Airlines · NK 1300 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 3h 13m Arrive at 11:13am in Boston (BOS)

  • US$343
    Allegiant AirAllegiant AirAllegiant Air
    10:13am - 2:40pm
    Sat Oct 4th 2025
    28h 27m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    9:50am - 10:11am
    Mon Oct 6th 2025
    24h 21m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Sat Oct 4th 2025 Allegiant Air · G4 226 Depart at 10:13am from Boston (BOS) Fly for 2h 25m Arrive at 12:38pm in Asheville (AVL)

    Layover in Asheville for 5h 28m

    Sat Oct 4th 2025 Allegiant Air · G4 218 Depart at 6:06pm from Asheville (AVL) Fly for 1h 28m Arrive at 7:34pm in Orlando (SFB)

    Layover in Orlando for 17h 57m

    Sun Oct 5th 2025 Allegiant Air · G4 2841 Depart at 1:31pm from Orlando (SFB) Fly for 1h 9m Arrive at 2:40pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 19h 55m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$351
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 1st 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit AirlinesSpirit Airlines
    2:18pm - 1:48pm
    Fri Oct 3rd 2025
    23h 30m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 2nd 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 987 Depart at 2:18pm from Key West (EYW) Fly for 1h 1m Arrive at 3:19pm in Tampa (PIE)

    Layover in Tampa for 2h 47m

    Fri Oct 3rd 2025 Allegiant Air · G4 1037 Depart at 6:06pm from Tampa (PIE) Fly for 2h 19m Arrive at 8:25pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 10h 45m

    Sat Oct 4th 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Sat Oct 4th 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$356
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 1st 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    2:18pm - 9:23am
    Fri Oct 3rd 2025
    19h 5m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 1st 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 2nd 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 987 Depart at 2:18pm from Key West (EYW) Fly for 1h 1m Arrive at 3:19pm in Tampa (PIE)

    Layover in Tampa for 5h 22m

    Fri Oct 3rd 2025 Allegiant Air · G4 1865 Depart at 8:41pm from Tampa (PIE) Fly for 1h 34m Arrive at 10:15pm in Asheville (AVL)

    Layover in Asheville for 9h 0m

    Sat Oct 4th 2025 Allegiant Air · G4 224 Depart at 7:15am from Asheville (AVL) Fly for 2h 8m Arrive at 9:23am in Boston (BOS)

  • US$356
    Allegiant AirAllegiant AirAllegiant Air
    10:13am - 2:40pm
    Sat Oct 4th 2025
    28h 27m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    6:36pm - 1:44pm
    Mon Oct 6th 2025
    19h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Allegiant Air · G4 226 Depart at 10:13am from Boston (BOS) Fly for 2h 25m Arrive at 12:38pm in Asheville (AVL)

    Layover in Asheville for 5h 28m

    Sat Oct 4th 2025 Allegiant Air · G4 218 Depart at 6:06pm from Asheville (AVL) Fly for 1h 28m Arrive at 7:34pm in Orlando (SFB)

    Layover in Orlando for 17h 57m

    Sun Oct 5th 2025 Allegiant Air · G4 2841 Depart at 1:31pm from Orlando (SFB) Fly for 1h 9m Arrive at 2:40pm in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 1106 Depart at 6:36pm from Key West (EYW) Fly for 2h 43m Arrive at 9:19pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 53m

    Tue Oct 7th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Tue Oct 7th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$359
    Allegiant AirAllegiant Air
    10:13am - 11:42am
    Sat Oct 4th 2025
    25h 29m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit Airlines
    9:50am - 11:26am
    Mon Oct 6th 2025
    25h 36m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Allegiant Air · G4 226 Depart at 10:13am from Boston (BOS) Fly for 2h 25m Arrive at 12:38pm in Asheville (AVL)

    Layover in Asheville for 21h 2m

    Sun Oct 5th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 5h 26m

    Mon Oct 6th 2025 Allegiant Air · G4 2111 Depart at 5:31pm from Knoxville (TYS) Fly for 2h 0m Arrive at 7:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 12h 39m

    Tue Oct 7th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$368
    Spirit AirlinesAllegiant AirAllegiant Air
    6:49pm - 11:39am
    Fri Sep 19th 2025
    40h 50m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit AirlinesSpirit Airlines
    3:44pm - 1:48pm
    Mon Sep 22nd 2025
    22h 4m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Fri Sep 19th 2025 Spirit Airlines · NK 1301 Depart at 6:49pm from Boston (BOS) Fly for 3h 30m Arrive at 10:19pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 9h 41m

    Sat Sep 20th 2025 Allegiant Air · G4 482 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 2h 1m Arrive at 10:01am in Asheville (AVL)

    Layover in Asheville for 23h 39m

    Sun Sep 21st 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Sep 22nd 2025 Allegiant Air · G4 2711 Depart at 3:44pm from Key West (EYW) Fly for 1h 4m Arrive at 4:48pm in Tampa (PIE)

    Layover in Tampa for 2h 5m

    Mon Sep 22nd 2025 Allegiant Air · G4 1109 Depart at 6:53pm from Tampa (PIE) Fly for 2h 18m Arrive at 9:11pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 59m

    Tue Sep 23rd 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Tue Sep 23rd 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$369
    Spirit AirlinesAllegiant AirAllegiant Air
    3:00pm - 11:42am
    Tue Oct 7th 2025
    44h 42m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit Airlines
    8:47am - 1:44pm
    Fri Oct 10th 2025
    28h 57m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Tue Oct 7th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 27m Arrive at 6:27pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 13h 33m

    Wed Oct 8th 2025 Allegiant Air · G4 482 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 9:59am in Asheville (AVL)

    Layover in Asheville for 23h 41m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 24h 51m

    Sat Oct 11th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$383
    Allegiant AirAllegiant Air
    10:13am - 11:42am
    Sat Oct 4th 2025
    25h 29m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    3:56pm - 10:11am
    Mon Oct 6th 2025
    18h 15m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Allegiant Air · G4 226 Depart at 10:13am from Boston (BOS) Fly for 2h 25m Arrive at 12:38pm in Asheville (AVL)

    Layover in Asheville for 21h 2m

    Sun Oct 5th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 2674 Depart at 3:56pm from Key West (EYW) Fly for 1h 1m Arrive at 4:57pm in Tampa (PIE)

    Layover in Tampa for 2h 2m

    Mon Oct 6th 2025 Allegiant Air · G4 1065 Depart at 6:59pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:36pm in Knoxville (TYS)

    Layover in Knoxville for 11h 24m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$384
    Spirit AirlinesAllegiant AirAllegiant Air
    3:00pm - 11:42am
    Tue Oct 14th 2025
    44h 42m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 1:44pm
    Fri Oct 17th 2025
    16h 59m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Tue Oct 14th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 27m Arrive at 6:27pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 13h 33m

    Wed Oct 15th 2025 Allegiant Air · G4 482 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 9:59am in Asheville (AVL)

    Layover in Asheville for 23h 41m

    Thu Oct 16th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 17th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 44m

    Sat Oct 18th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Sat Oct 18th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$384
    Allegiant AirAllegiant AirAllegiant Air
    12:01pm - 7:22am
    Thu Oct 2nd 2025
    19h 21m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 8:08am
    Sat Oct 4th 2025
    46h 16m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 2nd 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 6h 55m

    Thu Oct 2nd 2025 Allegiant Air · G4 2673 Depart at 9:25pm from Knoxville (TYS) Fly for 1h 39m Arrive at 11:04pm in Tampa (PIE)

    Layover in Tampa for 7h 16m

    Fri Oct 3rd 2025 Allegiant Air · G4 973 Depart at 6:20am from Tampa (PIE) Fly for 1h 2m Arrive at 7:22am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 22h 35m

    Sun Oct 5th 2025 Allegiant Air · G4 238 Depart at 9:28am from Tampa (PIE) Fly for 1h 35m Arrive at 11:03am in Asheville (AVL)

    Layover in Asheville for 18h 57m

    Mon Oct 6th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$385
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:04pm
    Sat Oct 4th 2025
    27h 44m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant Air
    9:50am - 10:11am
    Mon Oct 6th 2025
    24h 21m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Sat Oct 4th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 27m

    Sat Oct 4th 2025 Spirit Airlines · NK 701 Depart at 9:03pm from Orlando (MCO) Fly for 3h 4m Arrive at 11:07pm in Kansas City (MCI)

    Layover in Kansas City for 9h 48m

    Sun Oct 5th 2025 Allegiant Air · G4 2626 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Sun Oct 5th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 19h 55m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$387
    Allegiant AirAllegiant AirAllegiant Air
    12:01pm - 7:22am
    Thu Oct 2nd 2025
    19h 21m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 4th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 2nd 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 6h 55m

    Thu Oct 2nd 2025 Allegiant Air · G4 2673 Depart at 9:25pm from Knoxville (TYS) Fly for 1h 39m Arrive at 11:04pm in Tampa (PIE)

    Layover in Tampa for 7h 16m

    Fri Oct 3rd 2025 Allegiant Air · G4 973 Depart at 6:20am from Tampa (PIE) Fly for 1h 2m Arrive at 7:22am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 26m

    Sat Oct 4th 2025 Allegiant Air · G4 2597 Depart at 5:19pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:56pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 4m

    Sun Oct 5th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$388
    Allegiant AirAllegiant Air
    12:01pm - 1:28pm
    Thu Oct 2nd 2025
    25h 27m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 8:08am
    Sat Oct 4th 2025
    46h 16m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 2nd 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 20h 47m

    Fri Oct 3rd 2025 Allegiant Air · G4 3790 Depart at 11:17am from Knoxville (TYS) Fly for 2h 11m Arrive at 1:28pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 22h 35m

    Sun Oct 5th 2025 Allegiant Air · G4 238 Depart at 9:28am from Tampa (PIE) Fly for 1h 35m Arrive at 11:03am in Asheville (AVL)

    Layover in Asheville for 18h 57m

    Mon Oct 6th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$389
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    6:49pm - 9:02am
    Thu Sep 18th 2025
    38h 13m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant Air
    12:29pm - 8:09am
    Sun Sep 21st 2025
    19h 40m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Thu Sep 18th 2025 Spirit Airlines · NK 1301 Depart at 6:49pm from Boston (BOS) Fly for 3h 30m Arrive at 10:19pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 8h 11m

    Fri Sep 19th 2025 Allegiant Air · G4 517 Depart at 6:30am from Fort Lauderdale (FLL) Fly for 2h 27m Arrive at 8:57am in Louisville (SDF)

    Layover in Louisville for 11h 16m

    Fri Sep 19th 2025 Allegiant Air · G4 2698 Depart at 8:13pm from Louisville (SDF) Fly for 2h 1m Arrive at 10:14pm in Tampa (PIE)

    Layover in Tampa for 9h 46m

    Sat Sep 20th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Sep 21st 2025 Allegiant Air · G4 221 Depart at 12:29pm from Key West (EYW) Fly for 2h 6m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Mon Sep 22nd 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 9m Arrive at 8:09am in Boston (BOS)

  • US$389
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 7:55pm
    Thu Oct 9th 2025
    37h 44m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 11th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 9th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 6h 50m

    Thu Oct 9th 2025 Spirit Airlines · NK 1898 Depart at 4:30pm from Fort Lauderdale (FLL) Fly for 2h 30m Arrive at 7:00pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 22h 15m

    Fri Oct 10th 2025 Allegiant Air · G4 1105 Depart at 5:15pm from Pittsburgh (PIT) Fly for 2h 40m Arrive at 7:55pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 11th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 11th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 12th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$390
    Allegiant AirAllegiant Air
    12:01pm - 1:28pm
    Thu Oct 2nd 2025
    25h 27m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 4th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 2nd 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 20h 47m

    Fri Oct 3rd 2025 Allegiant Air · G4 3790 Depart at 11:17am from Knoxville (TYS) Fly for 2h 11m Arrive at 1:28pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 26m

    Sat Oct 4th 2025 Allegiant Air · G4 2597 Depart at 5:19pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:56pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 4m

    Sun Oct 5th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$390
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 17th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit AirlinesSpirit Airlines
    3:26pm - 11:10pm
    Fri Sep 19th 2025
    31h 44m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Sep 17th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 18th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 19th 2025 Allegiant Air · G4 2688 Depart at 3:26pm from Key West (EYW) Fly for 1h 4m Arrive at 4:30pm in Tampa (PIE)

    Layover in Tampa for 2h 23m

    Fri Sep 19th 2025 Allegiant Air · G4 1148 Depart at 6:53pm from Tampa (PIE) Fly for 2h 18m Arrive at 9:11pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 13h 24m

    Sat Sep 20th 2025 Spirit Airlines · NK 2510 Depart at 10:35am from Pittsburgh (PIT) Fly for 1h 31m Arrive at 12:06pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 8h 58m

    Sat Sep 20th 2025 Spirit Airlines · NK 2350 Depart at 9:04pm from Myrtle Beach (MYR) Fly for 2h 6m Arrive at 11:10pm in Boston (BOS)

  • US$393
    Spirit AirlinesAllegiant AirAllegiant Air
    3:00pm - 11:42am
    Tue Oct 7th 2025
    44h 42m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 11:26am
    Fri Oct 10th 2025
    26h 39m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Tue Oct 7th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 27m Arrive at 6:27pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 13h 33m

    Wed Oct 8th 2025 Allegiant Air · G4 482 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 9:59am in Asheville (AVL)

    Layover in Asheville for 23h 41m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 20h 38m

    Sat Oct 11th 2025 Spirit Airlines · NK 2205 Depart at 6:35am from Orlando (MCO) Fly for 0h 59m Arrive at 7:34am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 0h 36m

    Sat Oct 11th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$393
    Spirit AirlinesAllegiant AirAllegiant Air
    6:49pm - 11:39am
    Fri Sep 19th 2025
    40h 50m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:44pm - 9:43am
    Mon Sep 22nd 2025
    17h 59m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Fri Sep 19th 2025 Spirit Airlines · NK 1301 Depart at 6:49pm from Boston (BOS) Fly for 3h 30m Arrive at 10:19pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 9h 41m

    Sat Sep 20th 2025 Allegiant Air · G4 482 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 2h 1m Arrive at 10:01am in Asheville (AVL)

    Layover in Asheville for 23h 39m

    Sun Sep 21st 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Sep 22nd 2025 Allegiant Air · G4 2711 Depart at 3:44pm from Key West (EYW) Fly for 1h 4m Arrive at 4:48pm in Tampa (PIE)

    Layover in Tampa for 2h 34m

    Mon Sep 22nd 2025 Allegiant Air · G4 2697 Depart at 7:22pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:59pm in Knoxville (TYS)

    Layover in Knoxville for 10h 31m

    Tue Sep 23rd 2025 Allegiant Air · G4 1397 Depart at 7:30am from Knoxville (TYS) Fly for 2h 13m Arrive at 9:43am in Boston (BOS)

  • US$395
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 17th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    12:09pm - 8:11am
    Fri Sep 19th 2025
    20h 2m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Sep 17th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 18th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 19th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 52m

    Fri Sep 19th 2025 Allegiant Air · G4 369 Depart at 5:34pm from Cincinnati (CVG) Fly for 2h 32m Arrive at 8:06pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 41m

    Fri Sep 19th 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 5h 10m

    Sat Sep 20th 2025 Frontier Airlines · F9 1216 Depart at 5:01am from Tampa (TPA) Fly for 3h 10m Arrive at 8:11am in Boston (BOS)

  • US$395
    Allegiant AirAllegiant AirAllegiant Air
    10:54am - 9:02am
    Thu Sep 18th 2025
    46h 8m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    12:29pm - 8:09am
    Sun Sep 21st 2025
    19h 40m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Thu Sep 18th 2025 Allegiant Air · G4 557 Depart at 10:54am from Boston (BOS) Fly for 2h 6m Arrive at 1:00pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 24h 28m

    Fri Sep 19th 2025 Allegiant Air · G4 1086 Depart at 1:28pm from Grand Rapids (GRR) Fly for 2h 42m Arrive at 4:10pm in Tampa (PIE)

    Layover in Tampa for 15h 50m

    Sat Sep 20th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Sep 21st 2025 Allegiant Air · G4 221 Depart at 12:29pm from Key West (EYW) Fly for 2h 6m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Mon Sep 22nd 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 9m Arrive at 8:09am in Boston (BOS)

  • US$398
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:04pm
    Sat Oct 4th 2025
    27h 44m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    6:36pm - 1:44pm
    Mon Oct 6th 2025
    19h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 27m

    Sat Oct 4th 2025 Spirit Airlines · NK 701 Depart at 9:03pm from Orlando (MCO) Fly for 3h 4m Arrive at 11:07pm in Kansas City (MCI)

    Layover in Kansas City for 9h 48m

    Sun Oct 5th 2025 Allegiant Air · G4 2626 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Sun Oct 5th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 1106 Depart at 6:36pm from Key West (EYW) Fly for 2h 43m Arrive at 9:19pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 53m

    Tue Oct 7th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Tue Oct 7th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$398
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 24th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant AirSpirit Airlines
    9:31pm - 11:13am
    Fri Sep 26th 2025
    37h 42m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Sep 24th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 25th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 26th 2025 Allegiant Air · G4 2718 Depart at 9:31pm from Key West (EYW) Fly for 1h 4m Arrive at 10:35pm in Tampa (PIE)

    Layover in Tampa for 9h 10m

    Sat Sep 27th 2025 Allegiant Air · G4 2710 Depart at 7:45am from Tampa (PIE) Fly for 1h 38m Arrive at 9:23am in Knoxville (TYS)

    Layover in Knoxville for 7h 8m

    Sat Sep 27th 2025 Allegiant Air · G4 509 Depart at 4:31pm from Knoxville (TYS) Fly for 2h 4m Arrive at 6:35pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 13h 25m

    Sun Sep 28th 2025 Spirit Airlines · NK 1300 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 3h 13m Arrive at 11:13am in Boston (BOS)

  • US$401
    Spirit AirlinesSpirit AirlinesFrontier AirlinesAllegiant Air
    8:24pm - 7:55pm
    Thu Oct 16th 2025
    23h 31m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:11am
    Sat Oct 18th 2025
    25h 19m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Spirit Airlines · NK 1301 Depart at 8:24pm from Boston (BOS) Fly for 3h 30m Arrive at 11:54pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 6m

    Fri Oct 17th 2025 Spirit Airlines · NK 2422 Depart at 7:00am from Fort Lauderdale (FLL) Fly for 2h 49m Arrive at 9:49am in Philadelphia (PHL)

    Layover in Philadelphia for 2h 47m

    Fri Oct 17th 2025 Frontier Airlines · F9 1791 Depart at 12:36pm from Philadelphia (PHL) Fly for 1h 14m Arrive at 1:50pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 3h 25m

    Fri Oct 17th 2025 Allegiant Air · G4 1105 Depart at 5:15pm from Pittsburgh (PIT) Fly for 2h 40m Arrive at 7:55pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 8h 38m

    Sat Oct 18th 2025 Allegiant Air · G4 2708 Depart at 7:31pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:08pm in Knoxville (TYS)

    Layover in Knoxville for 11h 52m

    Sun Oct 19th 2025 Allegiant Air · G4 1396 Depart at 9:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 11:11am in Boston (BOS)

  • US$402
    Allegiant AirAllegiant AirAllegiant Air
    11:21am - 4:04pm
    Sat Oct 4th 2025
    28h 43m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    9:50am - 10:11am
    Mon Oct 6th 2025
    24h 21m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Sat Oct 4th 2025 Allegiant Air · G4 1439 Depart at 11:21am from Boston (BOS) Fly for 2h 29m Arrive at 1:50pm in Knoxville (TYS)

    Layover in Knoxville for 8h 8m

    Sat Oct 4th 2025 Allegiant Air · G4 1055 Depart at 9:58pm from Knoxville (TYS) Fly for 1h 39m Arrive at 11:37pm in Tampa (PIE)

    Layover in Tampa for 15h 25m

    Sun Oct 5th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 19h 55m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$402
    Spirit AirlinesSpirit AirlinesSpirit AirlinesAllegiant Air
    6:00am - 10:04am
    Sat Oct 4th 2025
    28h 4m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant Air
    9:50am - 10:11am
    Mon Oct 6th 2025
    24h 21m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Sat Oct 4th 2025 Spirit Airlines · NK 2351 Depart at 6:00am from Boston (BOS) Fly for 2h 16m Arrive at 8:16am in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 4h 7m

    Sat Oct 4th 2025 Spirit Airlines · NK 1404 Depart at 12:23pm from Myrtle Beach (MYR) Fly for 1h 49m Arrive at 2:12pm in New York (EWR)

    Layover in New York for 2h 48m

    Sat Oct 4th 2025 Spirit Airlines · NK 2620 Depart at 5:00pm from New York (EWR) Fly for 2h 14m Arrive at 7:14pm in Indianapolis (IND)

    Layover in Indianapolis for 12h 16m

    Sun Oct 5th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 19h 55m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$404
    Allegiant AirAllegiant AirAllegiant Air
    10:54am - 8:41pm
    Thu Sep 25th 2025
    33h 47m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:17am
    Sat Sep 27th 2025
    25h 25m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Sep 25th 2025 Allegiant Air · G4 557 Depart at 10:54am from Boston (BOS) Fly for 2h 6m Arrive at 1:00pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 4h 15m

    Thu Sep 25th 2025 Allegiant Air · G4 550 Depart at 5:15pm from Grand Rapids (GRR) Fly for 2h 42m Arrive at 7:57pm in Tampa (PIE)

    Layover in Tampa for 23h 42m

    Fri Sep 26th 2025 Allegiant Air · G4 2723 Depart at 7:39pm from Tampa (PIE) Fly for 1h 2m Arrive at 8:41pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Sep 27th 2025 Allegiant Air · G4 2601 Depart at 9:52am from Key West (EYW) Fly for 1h 4m Arrive at 10:56am in Tampa (PIE)

    Layover in Tampa for 7h 31m

    Sat Sep 27th 2025 Allegiant Air · G4 2705 Depart at 6:27pm from Tampa (PIE) Fly for 1h 38m Arrive at 8:05pm in Knoxville (TYS)

    Layover in Knoxville for 12h 55m

    Sun Sep 28th 2025 Allegiant Air · G4 1397 Depart at 9:00am from Knoxville (TYS) Fly for 2h 17m Arrive at 11:17am in Boston (BOS)

  • US$405
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:04pm
    Wed Oct 1st 2025
    27h 44m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 1:48pm
    Fri Oct 3rd 2025
    17h 3m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 27m

    Wed Oct 1st 2025 Spirit Airlines · NK 701 Depart at 9:03pm from Orlando (MCO) Fly for 3h 4m Arrive at 11:07pm in Kansas City (MCI)

    Layover in Kansas City for 9h 48m

    Thu Oct 2nd 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 2nd 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 42m

    Sat Oct 4th 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Sat Oct 4th 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$406
    Spirit AirlinesSpirit AirlinesFrontier AirlinesAllegiant Air
    8:24pm - 7:55pm
    Thu Oct 16th 2025
    23h 31m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 18th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Spirit Airlines · NK 1301 Depart at 8:24pm from Boston (BOS) Fly for 3h 30m Arrive at 11:54pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 6m

    Fri Oct 17th 2025 Spirit Airlines · NK 2422 Depart at 7:00am from Fort Lauderdale (FLL) Fly for 2h 49m Arrive at 9:49am in Philadelphia (PHL)

    Layover in Philadelphia for 2h 47m

    Fri Oct 17th 2025 Frontier Airlines · F9 1791 Depart at 12:36pm from Philadelphia (PHL) Fly for 1h 14m Arrive at 1:50pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 3h 25m

    Fri Oct 17th 2025 Allegiant Air · G4 1105 Depart at 5:15pm from Pittsburgh (PIT) Fly for 2h 40m Arrive at 7:55pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 18th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 19th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$406
    Spirit AirlinesSpirit AirlinesFrontier AirlinesAllegiant Air
    3:00pm - 11:19am
    Wed Sep 24th 2025
    44h 19m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:17am
    Sat Sep 27th 2025
    25h 25m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Sep 24th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 31m Arrive at 6:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 3h 39m

    Wed Sep 24th 2025 Spirit Airlines · NK 130 Depart at 10:10pm from Fort Lauderdale (FLL) Fly for 1h 49m Arrive at 11:59pm in Atlanta (ATL)

    Layover in Atlanta for 16h 8m

    Thu Sep 25th 2025 Frontier Airlines · F9 4771 Depart at 4:07pm from Atlanta (ATL) Fly for 1h 31m Arrive at 5:38pm in Cincinnati (CVG)

    Layover in Cincinnati for 15h 7m

    Fri Sep 26th 2025 Allegiant Air · G4 374 Depart at 8:45am from Cincinnati (CVG) Fly for 2h 34m Arrive at 11:19am in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Sep 27th 2025 Allegiant Air · G4 2601 Depart at 9:52am from Key West (EYW) Fly for 1h 4m Arrive at 10:56am in Tampa (PIE)

    Layover in Tampa for 7h 31m

    Sat Sep 27th 2025 Allegiant Air · G4 2705 Depart at 6:27pm from Tampa (PIE) Fly for 1h 38m Arrive at 8:05pm in Knoxville (TYS)

    Layover in Knoxville for 12h 55m

    Sun Sep 28th 2025 Allegiant Air · G4 1397 Depart at 9:00am from Knoxville (TYS) Fly for 2h 17m Arrive at 11:17am in Boston (BOS)

  • US$407
    Allegiant AirAllegiant AirAllegiant Air
    10:55am - 7:22am
    Thu Oct 2nd 2025
    20h 27m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 4th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 2nd 2025 Allegiant Air · G4 549 Depart at 10:55am from Boston (BOS) Fly for 2h 19m Arrive at 1:14pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 2h 22m

    Thu Oct 2nd 2025 Allegiant Air · G4 2208 Depart at 3:36pm from Grand Rapids (GRR) Fly for 2h 38m Arrive at 6:14pm in Tampa (PIE)

    Layover in Tampa for 12h 6m

    Fri Oct 3rd 2025 Allegiant Air · G4 973 Depart at 6:20am from Tampa (PIE) Fly for 1h 2m Arrive at 7:22am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 26m

    Sat Oct 4th 2025 Allegiant Air · G4 2597 Depart at 5:19pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:56pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 4m

    Sun Oct 5th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$408
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 15th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 1:44pm
    Fri Oct 17th 2025
    16h 59m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 16th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 17th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 44m

    Sat Oct 18th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Sat Oct 18th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$408
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    6:10am - 9:02am
    Fri Oct 3rd 2025
    26h 52m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant Air
    12:32pm - 8:08am
    Sun Oct 5th 2025
    19h 36m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Fri Oct 3rd 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 6h 37m

    Fri Oct 3rd 2025 Spirit Airlines · NK 1898 Depart at 4:15pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 6:58pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 2h 17m

    Fri Oct 3rd 2025 Allegiant Air · G4 2633 Depart at 9:15pm from Pittsburgh (PIT) Fly for 2h 22m Arrive at 11:37pm in Tampa (PIE)

    Layover in Tampa for 8h 23m

    Sat Oct 4th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Oct 5th 2025 Allegiant Air · G4 221 Depart at 12:32pm from Key West (EYW) Fly for 2h 3m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Mon Oct 6th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$409
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 15th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 1:44pm
    Fri Oct 17th 2025
    16h 59m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 15th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 16th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 16th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 17th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 44m

    Sat Oct 18th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Sat Oct 18th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$410
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    6:49pm - 9:02am
    Thu Sep 25th 2025
    38h 13m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant Air
    12:29pm - 8:09am
    Sun Sep 28th 2025
    19h 40m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Thu Sep 25th 2025 Spirit Airlines · NK 1301 Depart at 6:49pm from Boston (BOS) Fly for 3h 30m Arrive at 10:19pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 9h 51m

    Fri Sep 26th 2025 Spirit Airlines · NK 2414 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 10:53am in Indianapolis (IND)

    Layover in Indianapolis for 5h 38m

    Fri Sep 26th 2025 Allegiant Air · G4 588 Depart at 4:31pm from Indianapolis (IND) Fly for 2h 13m Arrive at 6:44pm in Tampa (PIE)

    Layover in Tampa for 13h 16m

    Sat Sep 27th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Sep 28th 2025 Allegiant Air · G4 221 Depart at 12:29pm from Key West (EYW) Fly for 2h 6m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Mon Sep 29th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 9m Arrive at 8:09am in Boston (BOS)

  • US$411
    Frontier AirlinesFrontier AirlinesAllegiant Air
    10:13am - 11:19am
    Thu Sep 25th 2025
    25h 6m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:17am
    Sat Sep 27th 2025
    25h 25m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Sep 25th 2025 Frontier Airlines · F9 1215 Depart at 10:13am from Boston (BOS) Fly for 3h 22m Arrive at 1:35pm in Tampa (TPA)

    Layover in Tampa for 7h 37m

    Thu Sep 25th 2025 Frontier Airlines · F9 1303 Depart at 9:12pm from Tampa (TPA) Fly for 2h 17m Arrive at 11:29pm in Cincinnati (CVG)

    Layover in Cincinnati for 9h 16m

    Fri Sep 26th 2025 Allegiant Air · G4 374 Depart at 8:45am from Cincinnati (CVG) Fly for 2h 34m Arrive at 11:19am in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Sep 27th 2025 Allegiant Air · G4 2601 Depart at 9:52am from Key West (EYW) Fly for 1h 4m Arrive at 10:56am in Tampa (PIE)

    Layover in Tampa for 7h 31m

    Sat Sep 27th 2025 Allegiant Air · G4 2705 Depart at 6:27pm from Tampa (PIE) Fly for 1h 38m Arrive at 8:05pm in Knoxville (TYS)

    Layover in Knoxville for 12h 55m

    Sun Sep 28th 2025 Allegiant Air · G4 1397 Depart at 9:00am from Knoxville (TYS) Fly for 2h 17m Arrive at 11:17am in Boston (BOS)

  • US$412
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:10am - 10:04am
    Sat Oct 4th 2025
    27h 54m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    9:50am - 10:11am
    Mon Oct 6th 2025
    24h 21m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Sat Oct 4th 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 45m

    Sat Oct 4th 2025 Spirit Airlines · NK 2239 Depart at 2:23pm from Fort Lauderdale (FLL) Fly for 2h 46m Arrive at 5:09pm in Indianapolis (IND)

    Layover in Indianapolis for 14h 21m

    Sun Oct 5th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 19h 55m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$415
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    6:10am - 9:02am
    Fri Oct 3rd 2025
    26h 52m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:30pm - 8:08am
    Sun Oct 5th 2025
    16h 38m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Fri Oct 3rd 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 6h 37m

    Fri Oct 3rd 2025 Spirit Airlines · NK 1898 Depart at 4:15pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 6:58pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 2h 17m

    Fri Oct 3rd 2025 Allegiant Air · G4 2633 Depart at 9:15pm from Pittsburgh (PIT) Fly for 2h 22m Arrive at 11:37pm in Tampa (PIE)

    Layover in Tampa for 8h 23m

    Sat Oct 4th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Oct 5th 2025 Allegiant Air · G4 1245 Depart at 3:30pm from Key West (EYW) Fly for 1h 7m Arrive at 4:37pm in Orlando (SFB)

    Layover in Orlando for 5h 14m

    Sun Oct 5th 2025 Allegiant Air · G4 263 Depart at 9:51pm from Orlando (SFB) Fly for 1h 30m Arrive at 11:21pm in Asheville (AVL)

    Layover in Asheville for 6h 39m

    Mon Oct 6th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$415
    Spirit AirlinesSpirit AirlinesSpirit AirlinesAllegiant Air
    6:00am - 10:04am
    Sat Oct 4th 2025
    28h 4m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    6:36pm - 1:44pm
    Mon Oct 6th 2025
    19h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Spirit Airlines · NK 2351 Depart at 6:00am from Boston (BOS) Fly for 2h 16m Arrive at 8:16am in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 4h 7m

    Sat Oct 4th 2025 Spirit Airlines · NK 1404 Depart at 12:23pm from Myrtle Beach (MYR) Fly for 1h 49m Arrive at 2:12pm in New York (EWR)

    Layover in New York for 2h 48m

    Sat Oct 4th 2025 Spirit Airlines · NK 2620 Depart at 5:00pm from New York (EWR) Fly for 2h 14m Arrive at 7:14pm in Indianapolis (IND)

    Layover in Indianapolis for 12h 16m

    Sun Oct 5th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 1106 Depart at 6:36pm from Key West (EYW) Fly for 2h 43m Arrive at 9:19pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 53m

    Tue Oct 7th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Tue Oct 7th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$415
    Allegiant AirAllegiant AirAllegiant Air
    11:21am - 4:04pm
    Sat Oct 4th 2025
    28h 43m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    6:36pm - 1:44pm
    Mon Oct 6th 2025
    19h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Allegiant Air · G4 1439 Depart at 11:21am from Boston (BOS) Fly for 2h 29m Arrive at 1:50pm in Knoxville (TYS)

    Layover in Knoxville for 8h 8m

    Sat Oct 4th 2025 Allegiant Air · G4 1055 Depart at 9:58pm from Knoxville (TYS) Fly for 1h 39m Arrive at 11:37pm in Tampa (PIE)

    Layover in Tampa for 15h 25m

    Sun Oct 5th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 1106 Depart at 6:36pm from Key West (EYW) Fly for 2h 43m Arrive at 9:19pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 53m

    Tue Oct 7th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Tue Oct 7th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$422
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 11:19am
    Thu Sep 25th 2025
    20h 26m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:17am
    Sat Sep 27th 2025
    25h 25m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Sep 25th 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 4h 36m

    Thu Sep 25th 2025 Frontier Airlines · F9 2547 Depart at 10:45pm from Orlando (MCO) Fly for 2h 12m Arrive at 12:57am in Cincinnati (CVG)

    Layover in Cincinnati for 7h 48m

    Fri Sep 26th 2025 Allegiant Air · G4 374 Depart at 8:45am from Cincinnati (CVG) Fly for 2h 34m Arrive at 11:19am in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Sep 27th 2025 Allegiant Air · G4 2601 Depart at 9:52am from Key West (EYW) Fly for 1h 4m Arrive at 10:56am in Tampa (PIE)

    Layover in Tampa for 7h 31m

    Sat Sep 27th 2025 Allegiant Air · G4 2705 Depart at 6:27pm from Tampa (PIE) Fly for 1h 38m Arrive at 8:05pm in Knoxville (TYS)

    Layover in Knoxville for 12h 55m

    Sun Sep 28th 2025 Allegiant Air · G4 1397 Depart at 9:00am from Knoxville (TYS) Fly for 2h 17m Arrive at 11:17am in Boston (BOS)

  • US$424
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:20pm - 10:04am
    Sat Oct 4th 2025
    21h 44m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    9:50am - 10:11am
    Mon Oct 6th 2025
    24h 21m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Sat Oct 4th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 7m

    Sat Oct 4th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 28m Arrive at 11:11pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 19m

    Sun Oct 5th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 19h 55m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$424
    Allegiant AirAllegiant AirAllegiant Air
    11:07am - 4:00pm
    Sat Sep 27th 2025
    28h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit AirlinesSpirit Airlines
    3:44pm - 1:48pm
    Mon Sep 29th 2025
    22h 4m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Sat Sep 27th 2025 Allegiant Air · G4 3036 Depart at 11:07am from Boston (BOS) Fly for 2h 22m Arrive at 1:29pm in Knoxville (TYS)

    Layover in Knoxville for 7h 26m

    Sat Sep 27th 2025 Allegiant Air · G4 974 Depart at 8:55pm from Knoxville (TYS) Fly for 1h 41m Arrive at 10:36pm in Tampa (PIE)

    Layover in Tampa for 16h 22m

    Sun Sep 28th 2025 Allegiant Air · G4 1013 Depart at 2:58pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:00pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Sep 29th 2025 Allegiant Air · G4 2711 Depart at 3:44pm from Key West (EYW) Fly for 1h 4m Arrive at 4:48pm in Tampa (PIE)

    Layover in Tampa for 2h 5m

    Mon Sep 29th 2025 Allegiant Air · G4 1109 Depart at 6:53pm from Tampa (PIE) Fly for 2h 18m Arrive at 9:11pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 59m

    Tue Sep 30th 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Tue Sep 30th 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$425
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:10am - 10:04am
    Sat Oct 4th 2025
    27h 54m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    6:36pm - 1:44pm
    Mon Oct 6th 2025
    19h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 45m

    Sat Oct 4th 2025 Spirit Airlines · NK 2239 Depart at 2:23pm from Fort Lauderdale (FLL) Fly for 2h 46m Arrive at 5:09pm in Indianapolis (IND)

    Layover in Indianapolis for 14h 21m

    Sun Oct 5th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 1106 Depart at 6:36pm from Key West (EYW) Fly for 2h 43m Arrive at 9:19pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 53m

    Tue Oct 7th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Tue Oct 7th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$427
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    6:10am - 9:02am
    Fri Oct 3rd 2025
    26h 52m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    4:54pm - 8:08am
    Sun Oct 5th 2025
    15h 14m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Fri Oct 3rd 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 6h 37m

    Fri Oct 3rd 2025 Spirit Airlines · NK 1898 Depart at 4:15pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 6:58pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 2h 17m

    Fri Oct 3rd 2025 Allegiant Air · G4 2633 Depart at 9:15pm from Pittsburgh (PIT) Fly for 2h 22m Arrive at 11:37pm in Tampa (PIE)

    Layover in Tampa for 8h 23m

    Sat Oct 4th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Oct 5th 2025 Allegiant Air · G4 1046 Depart at 4:54pm from Key West (EYW) Fly for 1h 1m Arrive at 5:55pm in Tampa (PIE)

    Layover in Tampa for 2h 19m

    Sun Oct 5th 2025 Allegiant Air · G4 1881 Depart at 8:14pm from Tampa (PIE) Fly for 1h 35m Arrive at 9:49pm in Asheville (AVL)

    Layover in Asheville for 8h 11m

    Mon Oct 6th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$428
    Spirit AirlinesAllegiant AirAllegiant Air
    6:11am - 9:16am
    Thu Oct 16th 2025
    27h 5m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:11am
    Sat Oct 18th 2025
    25h 19m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 10m

    Thu Oct 16th 2025 Allegiant Air · G4 408 Depart at 8:50pm from Fort Lauderdale (FLL) Fly for 2h 34m Arrive at 11:24pm in Cincinnati (CVG)

    Layover in Cincinnati for 7h 21m

    Fri Oct 17th 2025 Allegiant Air · G4 374 Depart at 6:45am from Cincinnati (CVG) Fly for 2h 31m Arrive at 9:16am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 8h 38m

    Sat Oct 18th 2025 Allegiant Air · G4 2708 Depart at 7:31pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:08pm in Knoxville (TYS)

    Layover in Knoxville for 11h 52m

    Sun Oct 19th 2025 Allegiant Air · G4 1396 Depart at 9:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 11:11am in Boston (BOS)

  • US$429
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 17th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    12:09pm - 7:43am
    Fri Sep 19th 2025
    19h 34m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Sep 17th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 18th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 19th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 52m

    Fri Sep 19th 2025 Allegiant Air · G4 369 Depart at 5:34pm from Cincinnati (CVG) Fly for 2h 32m Arrive at 8:06pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 24m

    Fri Sep 19th 2025 Spirit Airlines · NK 130 Depart at 10:30pm from Fort Lauderdale (FLL) Fly for 1h 58m Arrive at 12:28am in Atlanta (ATL)

    Layover in Atlanta for 4h 37m

    Sat Sep 20th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$429
    Spirit AirlinesAllegiant AirAllegiant Air
    3:00pm - 11:42am
    Tue Oct 7th 2025
    44h 42m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:08pm - 11:38am
    Fri Oct 10th 2025
    20h 30m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Tue Oct 7th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 27m Arrive at 6:27pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 13h 33m

    Wed Oct 8th 2025 Allegiant Air · G4 482 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 9:59am in Asheville (AVL)

    Layover in Asheville for 23h 41m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 987 Depart at 3:08pm from Key West (EYW) Fly for 1h 1m Arrive at 4:09pm in Tampa (PIE)

    Layover in Tampa for 4h 32m

    Fri Oct 10th 2025 Allegiant Air · G4 1865 Depart at 8:41pm from Tampa (PIE) Fly for 1h 34m Arrive at 10:15pm in Asheville (AVL)

    Layover in Asheville for 11h 15m

    Sat Oct 11th 2025 Allegiant Air · G4 224 Depart at 9:30am from Asheville (AVL) Fly for 2h 8m Arrive at 11:38am in Boston (BOS)

  • US$433
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 10:04am
    Wed Oct 15th 2025
    27h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 1:44pm
    Fri Oct 17th 2025
    16h 59m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 20m

    Wed Oct 15th 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 7:43pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 47m

    Thu Oct 16th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 17th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 44m

    Sat Oct 18th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Sat Oct 18th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$433
    Spirit AirlinesAllegiant AirAllegiant Air
    6:11am - 9:16am
    Thu Oct 16th 2025
    27h 5m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 18th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 10m

    Thu Oct 16th 2025 Allegiant Air · G4 408 Depart at 8:50pm from Fort Lauderdale (FLL) Fly for 2h 34m Arrive at 11:24pm in Cincinnati (CVG)

    Layover in Cincinnati for 7h 21m

    Fri Oct 17th 2025 Allegiant Air · G4 374 Depart at 6:45am from Cincinnati (CVG) Fly for 2h 31m Arrive at 9:16am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 18th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 19th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$435
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 24th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirFrontier AirlinesFrontier Airlines
    12:09pm - 9:18am
    Fri Sep 26th 2025
    45h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Sep 24th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 25th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 26th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 17h 18m

    Sat Sep 27th 2025 Frontier Airlines · F9 1668 Depart at 8:00am from Cincinnati (CVG) Fly for 2h 8m Arrive at 10:08am in Tampa (TPA)

    Layover in Tampa for 20h 0m

    Sun Sep 28th 2025 Frontier Airlines · F9 1216 Depart at 6:08am from Tampa (TPA) Fly for 3h 10m Arrive at 9:18am in Boston (BOS)

  • US$436
    Spirit AirlinesAllegiant AirAllegiant Air
    6:49pm - 11:39am
    Fri Sep 26th 2025
    40h 50m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit AirlinesSpirit Airlines
    3:44pm - 1:48pm
    Mon Sep 29th 2025
    22h 4m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Fri Sep 26th 2025 Spirit Airlines · NK 1301 Depart at 6:49pm from Boston (BOS) Fly for 3h 30m Arrive at 10:19pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 9h 41m

    Sat Sep 27th 2025 Allegiant Air · G4 482 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 2h 1m Arrive at 10:01am in Asheville (AVL)

    Layover in Asheville for 23h 39m

    Sun Sep 28th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Sep 29th 2025 Allegiant Air · G4 2711 Depart at 3:44pm from Key West (EYW) Fly for 1h 4m Arrive at 4:48pm in Tampa (PIE)

    Layover in Tampa for 2h 5m

    Mon Sep 29th 2025 Allegiant Air · G4 1109 Depart at 6:53pm from Tampa (PIE) Fly for 2h 18m Arrive at 9:11pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 59m

    Tue Sep 30th 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Tue Sep 30th 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$437
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:20pm - 10:04am
    Sat Oct 4th 2025
    21h 44m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    6:36pm - 1:44pm
    Mon Oct 6th 2025
    19h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 7m

    Sat Oct 4th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 28m Arrive at 11:11pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 19m

    Sun Oct 5th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 1106 Depart at 6:36pm from Key West (EYW) Fly for 2h 43m Arrive at 9:19pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 53m

    Tue Oct 7th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Tue Oct 7th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$438
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    6:49pm - 8:41pm
    Thu Sep 25th 2025
    25h 52m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:17am
    Sat Sep 27th 2025
    25h 25m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Sep 25th 2025 Spirit Airlines · NK 1301 Depart at 6:49pm from Boston (BOS) Fly for 3h 30m Arrive at 10:19pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 8h 26m

    Fri Sep 26th 2025 Allegiant Air · G4 482 Depart at 6:45am from Fort Lauderdale (FLL) Fly for 2h 1m Arrive at 8:46am in Asheville (AVL)

    Layover in Asheville for 4h 38m

    Fri Sep 26th 2025 Allegiant Air · G4 259 Depart at 1:24pm from Asheville (AVL) Fly for 1h 37m Arrive at 3:01pm in Tampa (PIE)

    Layover in Tampa for 4h 38m

    Fri Sep 26th 2025 Allegiant Air · G4 2723 Depart at 7:39pm from Tampa (PIE) Fly for 1h 2m Arrive at 8:41pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Sep 27th 2025 Allegiant Air · G4 2601 Depart at 9:52am from Key West (EYW) Fly for 1h 4m Arrive at 10:56am in Tampa (PIE)

    Layover in Tampa for 7h 31m

    Sat Sep 27th 2025 Allegiant Air · G4 2705 Depart at 6:27pm from Tampa (PIE) Fly for 1h 38m Arrive at 8:05pm in Knoxville (TYS)

    Layover in Knoxville for 12h 55m

    Sun Sep 28th 2025 Allegiant Air · G4 1397 Depart at 9:00am from Knoxville (TYS) Fly for 2h 17m Arrive at 11:17am in Boston (BOS)

  • US$439
    Allegiant AirAllegiant AirAllegiant Air
    8:59am - 9:02am
    Fri Sep 19th 2025
    24h 3m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    12:29pm - 8:09am
    Sun Sep 21st 2025
    19h 40m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Fri Sep 19th 2025 Allegiant Air · G4 226 Depart at 8:59am from Boston (BOS) Fly for 2h 20m Arrive at 11:19am in Asheville (AVL)

    Layover in Asheville for 10h 37m

    Fri Sep 19th 2025 Allegiant Air · G4 2724 Depart at 9:56pm from Asheville (AVL) Fly for 1h 37m Arrive at 11:33pm in Tampa (PIE)

    Layover in Tampa for 8h 27m

    Sat Sep 20th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Sep 21st 2025 Allegiant Air · G4 221 Depart at 12:29pm from Key West (EYW) Fly for 2h 6m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Mon Sep 22nd 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 9m Arrive at 8:09am in Boston (BOS)

  • US$439
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    BREEZESpirit Airlines
    8:47am - 1:44pm
    Fri Oct 10th 2025
    28h 57m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 24h 51m

    Sat Oct 11th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$442
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 11:26am
    Fri Oct 10th 2025
    38h 41m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 21h 4m

    Sat Oct 11th 2025 Spirit Airlines · NK 1899 Depart at 8:32pm from Pittsburgh (PIT) Fly for 2h 38m Arrive at 11:10pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 9h 0m

    Sun Oct 12th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$444
    Allegiant AirAllegiant AirAllegiant Air
    8:58am - 9:02am
    Fri Oct 3rd 2025
    24h 4m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    12:32pm - 8:08am
    Sun Oct 5th 2025
    19h 36m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Fri Oct 3rd 2025 Allegiant Air · G4 226 Depart at 8:58am from Boston (BOS) Fly for 2h 25m Arrive at 11:23am in Asheville (AVL)

    Layover in Asheville for 6h 51m

    Fri Oct 3rd 2025 Allegiant Air · G4 1876 Depart at 6:14pm from Asheville (AVL) Fly for 1h 37m Arrive at 7:51pm in Tampa (PIE)

    Layover in Tampa for 12h 9m

    Sat Oct 4th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Oct 5th 2025 Allegiant Air · G4 221 Depart at 12:32pm from Key West (EYW) Fly for 2h 3m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Mon Oct 6th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$444
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:10am - 10:04am
    Wed Oct 1st 2025
    27h 54m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 1:48pm
    Fri Oct 3rd 2025
    17h 3m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 22m

    Wed Oct 1st 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 47m Arrive at 7:47pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 43m

    Thu Oct 2nd 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 42m

    Sat Oct 4th 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Sat Oct 4th 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$445
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 15th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 1:44pm
    Fri Oct 17th 2025
    16h 59m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 15th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 16th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 17th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 44m

    Sat Oct 18th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Sat Oct 18th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$445
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 7:55pm
    Thu Oct 2nd 2025
    29h 2m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 4th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 2nd 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 12h 11m

    Fri Oct 3rd 2025 Frontier Airlines · F9 1620 Depart at 6:20am from Orlando (MCO) Fly for 2h 29m Arrive at 8:49am in Pittsburgh (PIT)

    Layover in Pittsburgh for 8h 26m

    Fri Oct 3rd 2025 Allegiant Air · G4 1105 Depart at 5:15pm from Pittsburgh (PIT) Fly for 2h 40m Arrive at 7:55pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 26m

    Sat Oct 4th 2025 Allegiant Air · G4 2597 Depart at 5:19pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:56pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 4m

    Sun Oct 5th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$448
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 1st 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirFrontier AirlinesFrontier Airlines
    8:12am - 7:43am
    Fri Oct 3rd 2025
    23h 31m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 2nd 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 3791 Depart at 8:12am from Key West (EYW) Fly for 2h 15m Arrive at 10:27am in Knoxville (TYS)

    Layover in Knoxville for 2h 18m

    Fri Oct 3rd 2025 Allegiant Air · G4 1400 Depart at 12:45pm from Knoxville (TYS) Fly for 2h 28m Arrive at 2:13pm in Austin (AUS)

    Layover in Austin for 3h 49m

    Fri Oct 3rd 2025 Frontier Airlines · F9 4702 Depart at 6:02pm from Austin (AUS) Fly for 2h 25m Arrive at 9:27pm in Atlanta (ATL)

    Layover in Atlanta for 7h 38m

    Sat Oct 4th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$450
    Allegiant AirAllegiant AirAllegiant Air
    8:58am - 9:02am
    Fri Oct 3rd 2025
    24h 4m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:30pm - 8:08am
    Sun Oct 5th 2025
    16h 38m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Fri Oct 3rd 2025 Allegiant Air · G4 226 Depart at 8:58am from Boston (BOS) Fly for 2h 25m Arrive at 11:23am in Asheville (AVL)

    Layover in Asheville for 6h 51m

    Fri Oct 3rd 2025 Allegiant Air · G4 1876 Depart at 6:14pm from Asheville (AVL) Fly for 1h 37m Arrive at 7:51pm in Tampa (PIE)

    Layover in Tampa for 12h 9m

    Sat Oct 4th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Oct 5th 2025 Allegiant Air · G4 1245 Depart at 3:30pm from Key West (EYW) Fly for 1h 7m Arrive at 4:37pm in Orlando (SFB)

    Layover in Orlando for 5h 14m

    Sun Oct 5th 2025 Allegiant Air · G4 263 Depart at 9:51pm from Orlando (SFB) Fly for 1h 30m Arrive at 11:21pm in Asheville (AVL)

    Layover in Asheville for 6h 39m

    Mon Oct 6th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$451
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 24th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit Airlines
    12:09pm - 11:13am
    Fri Sep 26th 2025
    23h 4m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Sep 24th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 25th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 26th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 52m

    Fri Sep 26th 2025 Allegiant Air · G4 369 Depart at 5:34pm from Cincinnati (CVG) Fly for 2h 32m Arrive at 8:06pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 54m

    Sat Sep 27th 2025 Spirit Airlines · NK 1300 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 3h 13m Arrive at 11:13am in Boston (BOS)

  • US$452
    Spirit AirlinesSpirit AirlinesBREEZE
    3:00pm - 10:19am
    Wed Oct 1st 2025
    19h 19m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 1:48pm
    Fri Oct 3rd 2025
    17h 3m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 31m Arrive at 6:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 16m

    Wed Oct 1st 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 9h 21m

    Thu Oct 2nd 2025 BREEZE · MX 123 Depart at 9:12am from Tampa (TPA) Fly for 1h 7m Arrive at 10:19am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 42m

    Sat Oct 4th 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Sat Oct 4th 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$453
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 1st 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    10:06am - 8:11am
    Fri Oct 3rd 2025
    22h 5m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 2nd 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 3rd 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 29m

    Fri Oct 3rd 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 5h 10m

    Sat Oct 4th 2025 Frontier Airlines · F9 1216 Depart at 5:01am from Tampa (TPA) Fly for 3h 10m Arrive at 8:11am in Boston (BOS)

  • US$454
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:04pm
    Wed Oct 1st 2025
    27h 44m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    2:18pm - 9:23am
    Fri Oct 3rd 2025
    19h 5m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 27m

    Wed Oct 1st 2025 Spirit Airlines · NK 701 Depart at 9:03pm from Orlando (MCO) Fly for 3h 4m Arrive at 11:07pm in Kansas City (MCI)

    Layover in Kansas City for 9h 48m

    Thu Oct 2nd 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 2nd 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 987 Depart at 2:18pm from Key West (EYW) Fly for 1h 1m Arrive at 3:19pm in Tampa (PIE)

    Layover in Tampa for 5h 22m

    Fri Oct 3rd 2025 Allegiant Air · G4 1865 Depart at 8:41pm from Tampa (PIE) Fly for 1h 34m Arrive at 10:15pm in Asheville (AVL)

    Layover in Asheville for 9h 0m

    Sat Oct 4th 2025 Allegiant Air · G4 224 Depart at 7:15am from Asheville (AVL) Fly for 2h 8m Arrive at 9:23am in Boston (BOS)

  • US$455
    Spirit AirlinesSpirit AirlinesBREEZE
    3:00pm - 10:19am
    Wed Sep 17th 2025
    19h 19m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    12:32pm - 11:13am
    Fri Sep 19th 2025
    22h 41m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Sep 17th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 31m Arrive at 6:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 16m

    Wed Sep 17th 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 9h 21m

    Thu Sep 18th 2025 BREEZE · MX 123 Depart at 9:12am from Tampa (TPA) Fly for 1h 7m Arrive at 10:19am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 19th 2025 BREEZE · MX 145 Depart at 12:32pm from Key West (EYW) Fly for 1h 7m Arrive at 1:39pm in Tampa (TPA)

    Layover in Tampa for 8h 47m

    Fri Sep 19th 2025 Spirit Airlines · NK 1834 Depart at 10:26pm from Tampa (TPA) Fly for 1h 2m Arrive at 11:28pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 8h 32m

    Sat Sep 20th 2025 Spirit Airlines · NK 1300 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 3h 13m Arrive at 11:13am in Boston (BOS)

  • US$455
    Spirit AirlinesAllegiant AirAllegiant Air
    3:00pm - 11:42am
    Tue Oct 7th 2025
    44h 42m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 8:56pm
    Fri Oct 10th 2025
    12h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Tue Oct 7th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 27m Arrive at 6:27pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 13h 33m

    Wed Oct 8th 2025 Allegiant Air · G4 482 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 9:59am in Asheville (AVL)

    Layover in Asheville for 23h 41m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 6h 19m

    Fri Oct 10th 2025 Spirit Airlines · NK 2398 Depart at 4:16pm from Orlando (MCO) Fly for 1h 28m Arrive at 5:44pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 0h 58m

    Fri Oct 10th 2025 Spirit Airlines · NK 2350 Depart at 6:42pm from Myrtle Beach (MYR) Fly for 2h 14m Arrive at 8:56pm in Boston (BOS)

  • US$458
    Spirit AirlinesSpirit AirlinesBREEZE
    8:24pm - 11:52am
    Thu Oct 9th 2025
    15h 28m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 11th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 9th 2025 Spirit Airlines · NK 1301 Depart at 8:24pm from Boston (BOS) Fly for 3h 30m Arrive at 11:54pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 8m

    Fri Oct 10th 2025 Spirit Airlines · NK 2212 Depart at 7:02am from Fort Lauderdale (FLL) Fly for 1h 3m Arrive at 8:05am in Orlando (MCO)

    Layover in Orlando for 2h 32m

    Fri Oct 10th 2025 BREEZE · MX 159 Depart at 10:37am from Orlando (MCO) Fly for 1h 15m Arrive at 11:52am in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 11th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 11th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 12th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$459
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 11:59pm
    Mon Oct 13th 2025
    39h 12m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 20h 38m

    Tue Oct 14th 2025 Spirit Airlines · NK 2205 Depart at 6:35am from Orlando (MCO) Fly for 0h 59m Arrive at 7:34am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 13h 6m

    Tue Oct 14th 2025 Spirit Airlines · NK 449 Depart at 8:40pm from Fort Lauderdale (FLL) Fly for 3h 19m Arrive at 11:59pm in Boston (BOS)

  • US$460
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 9:16am
    Thu Oct 16th 2025
    18h 23m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:11am
    Sat Oct 18th 2025
    25h 19m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 4h 19m

    Thu Oct 16th 2025 Frontier Airlines · F9 2547 Depart at 10:28pm from Orlando (MCO) Fly for 2h 14m Arrive at 12:42am in Cincinnati (CVG)

    Layover in Cincinnati for 6h 3m

    Fri Oct 17th 2025 Allegiant Air · G4 374 Depart at 6:45am from Cincinnati (CVG) Fly for 2h 31m Arrive at 9:16am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 8h 38m

    Sat Oct 18th 2025 Allegiant Air · G4 2708 Depart at 7:31pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:08pm in Knoxville (TYS)

    Layover in Knoxville for 11h 52m

    Sun Oct 19th 2025 Allegiant Air · G4 1396 Depart at 9:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 11:11am in Boston (BOS)

  • US$461
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    8:24pm - 9:12am
    Mon Oct 6th 2025
    36h 48m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirSpirit Airlines
    12:32pm - 11:26am
    Thu Oct 9th 2025
    22h 54m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Mon Oct 6th 2025 Spirit Airlines · NK 1301 Depart at 8:24pm from Boston (BOS) Fly for 3h 30m Arrive at 11:54pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 10h 6m

    Tue Oct 7th 2025 Allegiant Air · G4 2136 Depart at 10:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 11:59am in Asheville (AVL)

    Layover in Asheville for 2h 58m

    Tue Oct 7th 2025 Allegiant Air · G4 2628 Depart at 2:57pm from Asheville (AVL) Fly for 1h 38m Arrive at 4:35pm in Tampa (PIE)

    Layover in Tampa for 15h 35m

    Wed Oct 8th 2025 Allegiant Air · G4 973 Depart at 8:10am from Tampa (PIE) Fly for 1h 2m Arrive at 9:12am in Key West (EYW)

    Stay in Key West for 1 night

    Thu Oct 9th 2025 Allegiant Air · G4 1880 Depart at 12:32pm from Key West (EYW) Fly for 2h 3m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 7h 8m

    Thu Oct 9th 2025 Allegiant Air · G4 514 Depart at 9:43pm from Asheville (AVL) Fly for 1h 54m Arrive at 11:37pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 8h 33m

    Fri Oct 10th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$461
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    3:00pm - 8:12am
    Wed Oct 15th 2025
    41h 12m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:11am
    Sat Oct 18th 2025
    25h 19m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 27m Arrive at 6:27pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 33m

    Thu Oct 16th 2025 Allegiant Air · G4 493 Depart at 6:00am from Fort Lauderdale (FLL) Fly for 2h 27m Arrive at 7:27am in Memphis (MEM)

    Layover in Memphis for 12h 53m

    Thu Oct 16th 2025 Allegiant Air · G4 2666 Depart at 8:20pm from Memphis (MEM) Fly for 1h 49m Arrive at 11:09pm in Tampa (PIE)

    Layover in Tampa for 8h 1m

    Fri Oct 17th 2025 Allegiant Air · G4 973 Depart at 7:10am from Tampa (PIE) Fly for 1h 2m Arrive at 8:12am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 8h 38m

    Sat Oct 18th 2025 Allegiant Air · G4 2708 Depart at 7:31pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:08pm in Knoxville (TYS)

    Layover in Knoxville for 11h 52m

    Sun Oct 19th 2025 Allegiant Air · G4 1396 Depart at 9:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 11:11am in Boston (BOS)

  • US$462
    Allegiant AirAllegiant AirAllegiant Air
    8:58am - 9:02am
    Fri Oct 3rd 2025
    24h 4m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    4:54pm - 8:08am
    Sun Oct 5th 2025
    15h 14m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Fri Oct 3rd 2025 Allegiant Air · G4 226 Depart at 8:58am from Boston (BOS) Fly for 2h 25m Arrive at 11:23am in Asheville (AVL)

    Layover in Asheville for 6h 51m

    Fri Oct 3rd 2025 Allegiant Air · G4 1876 Depart at 6:14pm from Asheville (AVL) Fly for 1h 37m Arrive at 7:51pm in Tampa (PIE)

    Layover in Tampa for 12h 9m

    Sat Oct 4th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Oct 5th 2025 Allegiant Air · G4 1046 Depart at 4:54pm from Key West (EYW) Fly for 1h 1m Arrive at 5:55pm in Tampa (PIE)

    Layover in Tampa for 2h 19m

    Sun Oct 5th 2025 Allegiant Air · G4 1881 Depart at 8:14pm from Tampa (PIE) Fly for 1h 35m Arrive at 9:49pm in Asheville (AVL)

    Layover in Asheville for 8h 11m

    Mon Oct 6th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$463
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 11:26am
    Fri Oct 10th 2025
    26h 39m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 20h 38m

    Sat Oct 11th 2025 Spirit Airlines · NK 2205 Depart at 6:35am from Orlando (MCO) Fly for 0h 59m Arrive at 7:34am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 0h 36m

    Sat Oct 11th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$464
    Allegiant AirAllegiant AirAllegiant Air
    10:55am - 8:12am
    Thu Oct 16th 2025
    21h 17m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:11am
    Sat Oct 18th 2025
    25h 19m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Allegiant Air · G4 549 Depart at 10:55am from Boston (BOS) Fly for 2h 19m Arrive at 1:14pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 2h 22m

    Thu Oct 16th 2025 Allegiant Air · G4 2208 Depart at 3:36pm from Grand Rapids (GRR) Fly for 2h 38m Arrive at 6:14pm in Tampa (PIE)

    Layover in Tampa for 12h 56m

    Fri Oct 17th 2025 Allegiant Air · G4 973 Depart at 7:10am from Tampa (PIE) Fly for 1h 2m Arrive at 8:12am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 8h 38m

    Sat Oct 18th 2025 Allegiant Air · G4 2708 Depart at 7:31pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:08pm in Knoxville (TYS)

    Layover in Knoxville for 11h 52m

    Sun Oct 19th 2025 Allegiant Air · G4 1396 Depart at 9:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 11:11am in Boston (BOS)

  • US$466
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 9:16am
    Thu Oct 16th 2025
    18h 23m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 18th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 4h 19m

    Thu Oct 16th 2025 Frontier Airlines · F9 2547 Depart at 10:28pm from Orlando (MCO) Fly for 2h 14m Arrive at 12:42am in Cincinnati (CVG)

    Layover in Cincinnati for 6h 3m

    Fri Oct 17th 2025 Allegiant Air · G4 374 Depart at 6:45am from Cincinnati (CVG) Fly for 2h 31m Arrive at 9:16am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 18th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 19th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$466
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:04pm
    Sat Oct 4th 2025
    27h 44m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:56pm - 10:11am
    Mon Oct 6th 2025
    18h 15m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 27m

    Sat Oct 4th 2025 Spirit Airlines · NK 701 Depart at 9:03pm from Orlando (MCO) Fly for 3h 4m Arrive at 11:07pm in Kansas City (MCI)

    Layover in Kansas City for 9h 48m

    Sun Oct 5th 2025 Allegiant Air · G4 2626 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Sun Oct 5th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 2674 Depart at 3:56pm from Key West (EYW) Fly for 1h 1m Arrive at 4:57pm in Tampa (PIE)

    Layover in Tampa for 2h 2m

    Mon Oct 6th 2025 Allegiant Air · G4 1065 Depart at 6:59pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:36pm in Knoxville (TYS)

    Layover in Knoxville for 11h 24m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$466
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    6:00am - 9:02am
    Fri Sep 26th 2025
    27h 2m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant Air
    12:29pm - 8:09am
    Sun Sep 28th 2025
    19h 40m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Fri Sep 26th 2025 Spirit Airlines · NK 2351 Depart at 6:00am from Boston (BOS) Fly for 2h 16m Arrive at 8:16am in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 7h 8m

    Fri Sep 26th 2025 Allegiant Air · G4 207 Depart at 3:24pm from Myrtle Beach (MYR) Fly for 1h 52m Arrive at 5:16pm in Albany (ALB)

    Layover in Albany for 2h 28m

    Fri Sep 26th 2025 Allegiant Air · G4 997 Depart at 7:44pm from Albany (ALB) Fly for 3h 1m Arrive at 10:45pm in Tampa (PIE)

    Layover in Tampa for 9h 15m

    Sat Sep 27th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Sep 28th 2025 Allegiant Air · G4 221 Depart at 12:29pm from Key West (EYW) Fly for 2h 6m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Mon Sep 29th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 9m Arrive at 8:09am in Boston (BOS)

  • US$467
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    6:10am - 4:00pm
    Sat Sep 20th 2025
    33h 50m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirSpirit AirlinesSpirit Airlines
    3:44pm - 1:48pm
    Mon Sep 22nd 2025
    22h 4m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Sat Sep 20th 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 45m

    Sat Sep 20th 2025 Spirit Airlines · NK 2239 Depart at 2:23pm from Fort Lauderdale (FLL) Fly for 2h 46m Arrive at 5:09pm in Indianapolis (IND)

    Layover in Indianapolis for 15h 21m

    Sun Sep 21st 2025 Allegiant Air · G4 606 Depart at 8:30am from Indianapolis (IND) Fly for 2h 13m Arrive at 10:43am in Tampa (PIE)

    Layover in Tampa for 4h 15m

    Sun Sep 21st 2025 Allegiant Air · G4 1013 Depart at 2:58pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:00pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Sep 22nd 2025 Allegiant Air · G4 2711 Depart at 3:44pm from Key West (EYW) Fly for 1h 4m Arrive at 4:48pm in Tampa (PIE)

    Layover in Tampa for 2h 5m

    Mon Sep 22nd 2025 Allegiant Air · G4 1109 Depart at 6:53pm from Tampa (PIE) Fly for 2h 18m Arrive at 9:11pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 59m

    Tue Sep 23rd 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Tue Sep 23rd 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$467
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    3:00pm - 8:12am
    Wed Oct 15th 2025
    41h 12m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 18th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 27m Arrive at 6:27pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 33m

    Thu Oct 16th 2025 Allegiant Air · G4 493 Depart at 6:00am from Fort Lauderdale (FLL) Fly for 2h 27m Arrive at 7:27am in Memphis (MEM)

    Layover in Memphis for 12h 53m

    Thu Oct 16th 2025 Allegiant Air · G4 2666 Depart at 8:20pm from Memphis (MEM) Fly for 1h 49m Arrive at 11:09pm in Tampa (PIE)

    Layover in Tampa for 8h 1m

    Fri Oct 17th 2025 Allegiant Air · G4 973 Depart at 7:10am from Tampa (PIE) Fly for 1h 2m Arrive at 8:12am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 18th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 19th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$470
    Allegiant AirAllegiant AirAllegiant Air
    10:55am - 8:12am
    Thu Oct 16th 2025
    21h 17m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 18th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Allegiant Air · G4 549 Depart at 10:55am from Boston (BOS) Fly for 2h 19m Arrive at 1:14pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 2h 22m

    Thu Oct 16th 2025 Allegiant Air · G4 2208 Depart at 3:36pm from Grand Rapids (GRR) Fly for 2h 38m Arrive at 6:14pm in Tampa (PIE)

    Layover in Tampa for 12h 56m

    Fri Oct 17th 2025 Allegiant Air · G4 973 Depart at 7:10am from Tampa (PIE) Fly for 1h 2m Arrive at 8:12am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 18th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 19th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$471
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 24th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirFrontier AirlinesFrontier Airlines
    9:31pm - 9:58am
    Fri Sep 26th 2025
    36h 27m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Sep 24th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 25th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 26th 2025 Allegiant Air · G4 2718 Depart at 9:31pm from Key West (EYW) Fly for 1h 4m Arrive at 10:35pm in Tampa (PIE)

    Layover in Tampa for 13h 11m

    Sat Sep 27th 2025 Allegiant Air · G4 1012 Depart at 11:46am from Tampa (PIE) Fly for 2h 7m Arrive at 1:53pm in Cincinnati (CVG)

    Layover in Cincinnati for 3h 51m

    Sat Sep 27th 2025 Frontier Airlines · F9 4772 Depart at 5:44pm from Cincinnati (CVG) Fly for 1h 41m Arrive at 7:25pm in Atlanta (ATL)

    Layover in Atlanta for 11h 55m

    Sun Sep 28th 2025 Frontier Airlines · F9 3512 Depart at 7:20am from Atlanta (ATL) Fly for 2h 38m Arrive at 9:58am in Boston (BOS)

  • US$474
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    BREEZESpirit Airlines
    8:47am - 1:44pm
    Mon Oct 13th 2025
    28h 57m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 24h 51m

    Tue Oct 14th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$476
    Allegiant AirAllegiant AirAllegiant Air
    12:01pm - 7:22am
    Thu Oct 2nd 2025
    19h 21m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirFrontier AirlinesFrontier Airlines
    9:52am - 9:58am
    Sat Oct 4th 2025
    24h 6m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Thu Oct 2nd 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 6h 55m

    Thu Oct 2nd 2025 Allegiant Air · G4 2673 Depart at 9:25pm from Knoxville (TYS) Fly for 1h 39m Arrive at 11:04pm in Tampa (PIE)

    Layover in Tampa for 7h 16m

    Fri Oct 3rd 2025 Allegiant Air · G4 973 Depart at 6:20am from Tampa (PIE) Fly for 1h 2m Arrive at 7:22am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 2h 40m

    Sat Oct 4th 2025 Allegiant Air · G4 977 Depart at 1:33pm from Tampa (PIE) Fly for 2h 8m Arrive at 3:41pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 3m

    Sat Oct 4th 2025 Frontier Airlines · F9 4772 Depart at 5:44pm from Cincinnati (CVG) Fly for 1h 41m Arrive at 7:25pm in Atlanta (ATL)

    Layover in Atlanta for 11h 55m

    Sun Oct 5th 2025 Frontier Airlines · F9 3512 Depart at 7:20am from Atlanta (ATL) Fly for 2h 38m Arrive at 9:58am in Boston (BOS)

  • US$478
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 8th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    BREEZESpirit Airlines
    8:47am - 1:44pm
    Fri Oct 10th 2025
    28h 57m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 8th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 9th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 9th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 24h 51m

    Sat Oct 11th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$479
    Allegiant AirAllegiant Air
    12:01pm - 1:28pm
    Thu Oct 2nd 2025
    25h 27m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirFrontier AirlinesFrontier Airlines
    9:52am - 9:58am
    Sat Oct 4th 2025
    24h 6m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Thu Oct 2nd 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 20h 47m

    Fri Oct 3rd 2025 Allegiant Air · G4 3790 Depart at 11:17am from Knoxville (TYS) Fly for 2h 11m Arrive at 1:28pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 2h 40m

    Sat Oct 4th 2025 Allegiant Air · G4 977 Depart at 1:33pm from Tampa (PIE) Fly for 2h 8m Arrive at 3:41pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 3m

    Sat Oct 4th 2025 Frontier Airlines · F9 4772 Depart at 5:44pm from Cincinnati (CVG) Fly for 1h 41m Arrive at 7:25pm in Atlanta (ATL)

    Layover in Atlanta for 11h 55m

    Sun Oct 5th 2025 Frontier Airlines · F9 3512 Depart at 7:20am from Atlanta (ATL) Fly for 2h 38m Arrive at 9:58am in Boston (BOS)

  • US$479
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:00pm
    Sat Sep 20th 2025
    27h 40m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirSpirit AirlinesSpirit Airlines
    3:44pm - 1:48pm
    Mon Sep 22nd 2025
    22h 4m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Sat Sep 20th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 7m

    Sat Sep 20th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 28m Arrive at 11:11pm in Indianapolis (IND)

    Layover in Indianapolis for 9h 19m

    Sun Sep 21st 2025 Allegiant Air · G4 606 Depart at 8:30am from Indianapolis (IND) Fly for 2h 13m Arrive at 10:43am in Tampa (PIE)

    Layover in Tampa for 4h 15m

    Sun Sep 21st 2025 Allegiant Air · G4 1013 Depart at 2:58pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:00pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Sep 22nd 2025 Allegiant Air · G4 2711 Depart at 3:44pm from Key West (EYW) Fly for 1h 4m Arrive at 4:48pm in Tampa (PIE)

    Layover in Tampa for 2h 5m

    Mon Sep 22nd 2025 Allegiant Air · G4 1109 Depart at 6:53pm from Tampa (PIE) Fly for 2h 18m Arrive at 9:11pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 59m

    Tue Sep 23rd 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Tue Sep 23rd 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$481
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 8th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 11:26am
    Fri Oct 10th 2025
    38h 41m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 8th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 9th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 9th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 21h 4m

    Sat Oct 11th 2025 Spirit Airlines · NK 1899 Depart at 8:32pm from Pittsburgh (PIT) Fly for 2h 38m Arrive at 11:10pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 9h 0m

    Sun Oct 12th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$482
    Allegiant AirAllegiant AirAllegiant Air
    11:21am - 4:04pm
    Sat Oct 4th 2025
    28h 43m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:56pm - 10:11am
    Mon Oct 6th 2025
    18h 15m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Allegiant Air · G4 1439 Depart at 11:21am from Boston (BOS) Fly for 2h 29m Arrive at 1:50pm in Knoxville (TYS)

    Layover in Knoxville for 8h 8m

    Sat Oct 4th 2025 Allegiant Air · G4 1055 Depart at 9:58pm from Knoxville (TYS) Fly for 1h 39m Arrive at 11:37pm in Tampa (PIE)

    Layover in Tampa for 15h 25m

    Sun Oct 5th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 6th 2025 Allegiant Air · G4 2674 Depart at 3:56pm from Key West (EYW) Fly for 1h 1m Arrive at 4:57pm in Tampa (PIE)

    Layover in Tampa for 2h 2m

    Mon Oct 6th 2025 Allegiant Air · G4 1065 Depart at 6:59pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:36pm in Knoxville (TYS)

    Layover in Knoxville for 11h 24m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$482
    Spirit AirlinesSpirit AirlinesSpirit AirlinesAllegiant Air
    6:00am - 10:04am
    Sat Oct 4th 2025
    28h 4m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:56pm - 10:11am
    Mon Oct 6th 2025
    18h 15m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Spirit Airlines · NK 2351 Depart at 6:00am from Boston (BOS) Fly for 2h 16m Arrive at 8:16am in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 4h 7m

    Sat Oct 4th 2025 Spirit Airlines · NK 1404 Depart at 12:23pm from Myrtle Beach (MYR) Fly for 1h 49m Arrive at 2:12pm in New York (EWR)

    Layover in New York for 2h 48m

    Sat Oct 4th 2025 Spirit Airlines · NK 2620 Depart at 5:00pm from New York (EWR) Fly for 2h 14m Arrive at 7:14pm in Indianapolis (IND)

    Layover in Indianapolis for 12h 16m

    Sun Oct 5th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 2674 Depart at 3:56pm from Key West (EYW) Fly for 1h 1m Arrive at 4:57pm in Tampa (PIE)

    Layover in Tampa for 2h 2m

    Mon Oct 6th 2025 Allegiant Air · G4 1065 Depart at 6:59pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:36pm in Knoxville (TYS)

    Layover in Knoxville for 11h 24m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$482
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 11:26am
    Mon Oct 13th 2025
    26h 39m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 20h 38m

    Tue Oct 14th 2025 Spirit Airlines · NK 2205 Depart at 6:35am from Orlando (MCO) Fly for 0h 59m Arrive at 7:34am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 0h 36m

    Tue Oct 14th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$487
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 1st 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    10:06am - 7:43am
    Fri Oct 3rd 2025
    21h 37m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 2nd 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 3rd 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 12m

    Fri Oct 3rd 2025 Spirit Airlines · NK 130 Depart at 10:30pm from Fort Lauderdale (FLL) Fly for 1h 58m Arrive at 12:28am in Atlanta (ATL)

    Layover in Atlanta for 4h 37m

    Sat Oct 4th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$492
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:10am - 10:04am
    Wed Oct 1st 2025
    27h 54m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    2:18pm - 9:23am
    Fri Oct 3rd 2025
    19h 5m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 22m

    Wed Oct 1st 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 47m Arrive at 7:47pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 43m

    Thu Oct 2nd 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 987 Depart at 2:18pm from Key West (EYW) Fly for 1h 1m Arrive at 3:19pm in Tampa (PIE)

    Layover in Tampa for 5h 22m

    Fri Oct 3rd 2025 Allegiant Air · G4 1865 Depart at 8:41pm from Tampa (PIE) Fly for 1h 34m Arrive at 10:15pm in Asheville (AVL)

    Layover in Asheville for 9h 0m

    Sat Oct 4th 2025 Allegiant Air · G4 224 Depart at 7:15am from Asheville (AVL) Fly for 2h 8m Arrive at 9:23am in Boston (BOS)

  • US$492
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:10am - 10:04am
    Sat Oct 4th 2025
    27h 54m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:56pm - 10:11am
    Mon Oct 6th 2025
    18h 15m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 45m

    Sat Oct 4th 2025 Spirit Airlines · NK 2239 Depart at 2:23pm from Fort Lauderdale (FLL) Fly for 2h 46m Arrive at 5:09pm in Indianapolis (IND)

    Layover in Indianapolis for 14h 21m

    Sun Oct 5th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 2674 Depart at 3:56pm from Key West (EYW) Fly for 1h 1m Arrive at 4:57pm in Tampa (PIE)

    Layover in Tampa for 2h 2m

    Mon Oct 6th 2025 Allegiant Air · G4 1065 Depart at 6:59pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:36pm in Knoxville (TYS)

    Layover in Knoxville for 11h 24m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$492
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    6:10am - 4:00pm
    Sat Sep 20th 2025
    33h 50m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:44pm - 9:43am
    Mon Sep 22nd 2025
    17h 59m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Sep 20th 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 45m

    Sat Sep 20th 2025 Spirit Airlines · NK 2239 Depart at 2:23pm from Fort Lauderdale (FLL) Fly for 2h 46m Arrive at 5:09pm in Indianapolis (IND)

    Layover in Indianapolis for 15h 21m

    Sun Sep 21st 2025 Allegiant Air · G4 606 Depart at 8:30am from Indianapolis (IND) Fly for 2h 13m Arrive at 10:43am in Tampa (PIE)

    Layover in Tampa for 4h 15m

    Sun Sep 21st 2025 Allegiant Air · G4 1013 Depart at 2:58pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:00pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Sep 22nd 2025 Allegiant Air · G4 2711 Depart at 3:44pm from Key West (EYW) Fly for 1h 4m Arrive at 4:48pm in Tampa (PIE)

    Layover in Tampa for 2h 34m

    Mon Sep 22nd 2025 Allegiant Air · G4 2697 Depart at 7:22pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:59pm in Knoxville (TYS)

    Layover in Knoxville for 10h 31m

    Tue Sep 23rd 2025 Allegiant Air · G4 1397 Depart at 7:30am from Knoxville (TYS) Fly for 2h 13m Arrive at 9:43am in Boston (BOS)

  • US$493
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 10:52pm
    Mon Oct 13th 2025
    14h 5m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 3h 7m

    Mon Oct 13th 2025 Spirit Airlines · NK 2154 Depart at 1:04pm from Orlando (MCO) Fly for 2h 37m Arrive at 3:41pm in Detroit (DTW)

    Layover in Detroit for 5h 14m

    Mon Oct 13th 2025 Spirit Airlines · NK 2152 Depart at 8:55pm from Detroit (DTW) Fly for 1h 57m Arrive at 10:52pm in Boston (BOS)

  • US$493
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 24th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    12:09pm - 8:11am
    Fri Sep 26th 2025
    20h 2m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Sep 24th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 25th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 26th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 52m

    Fri Sep 26th 2025 Allegiant Air · G4 369 Depart at 5:34pm from Cincinnati (CVG) Fly for 2h 32m Arrive at 8:06pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 41m

    Fri Sep 26th 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 5h 10m

    Sat Sep 27th 2025 Frontier Airlines · F9 1216 Depart at 5:01am from Tampa (TPA) Fly for 3h 10m Arrive at 8:11am in Boston (BOS)

  • US$499
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:00pm
    Sat Sep 27th 2025
    27h 40m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirSpirit AirlinesSpirit Airlines
    3:44pm - 1:48pm
    Mon Sep 29th 2025
    22h 4m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Sat Sep 27th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 7m

    Sat Sep 27th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 28m Arrive at 11:11pm in Indianapolis (IND)

    Layover in Indianapolis for 9h 19m

    Sun Sep 28th 2025 Allegiant Air · G4 606 Depart at 8:30am from Indianapolis (IND) Fly for 2h 13m Arrive at 10:43am in Tampa (PIE)

    Layover in Tampa for 4h 15m

    Sun Sep 28th 2025 Allegiant Air · G4 1013 Depart at 2:58pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:00pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Sep 29th 2025 Allegiant Air · G4 2711 Depart at 3:44pm from Key West (EYW) Fly for 1h 4m Arrive at 4:48pm in Tampa (PIE)

    Layover in Tampa for 2h 5m

    Mon Sep 29th 2025 Allegiant Air · G4 1109 Depart at 6:53pm from Tampa (PIE) Fly for 2h 18m Arrive at 9:11pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 59m

    Tue Sep 30th 2025 Spirit Airlines · NK 2504 Depart at 7:10am from Pittsburgh (PIT) Fly for 2h 20m Arrive at 9:30am in Orlando (MCO)

    Layover in Orlando for 1h 12m

    Tue Sep 30th 2025 Spirit Airlines · NK 2178 Depart at 10:42am from Orlando (MCO) Fly for 3h 6m Arrive at 1:48pm in Boston (BOS)

  • US$499
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    3:08pm - 11:38am
    Fri Oct 10th 2025
    20h 30m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 987 Depart at 3:08pm from Key West (EYW) Fly for 1h 1m Arrive at 4:09pm in Tampa (PIE)

    Layover in Tampa for 4h 32m

    Fri Oct 10th 2025 Allegiant Air · G4 1865 Depart at 8:41pm from Tampa (PIE) Fly for 1h 34m Arrive at 10:15pm in Asheville (AVL)

    Layover in Asheville for 11h 15m

    Sat Oct 11th 2025 Allegiant Air · G4 224 Depart at 9:30am from Asheville (AVL) Fly for 2h 8m Arrive at 11:38am in Boston (BOS)

  • US$501
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 9:16am
    Thu Oct 2nd 2025
    18h 23m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 8:08am
    Sat Oct 4th 2025
    46h 16m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 2nd 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 4h 36m

    Thu Oct 2nd 2025 Frontier Airlines · F9 2547 Depart at 10:45pm from Orlando (MCO) Fly for 2h 12m Arrive at 12:57am in Cincinnati (CVG)

    Layover in Cincinnati for 5h 48m

    Fri Oct 3rd 2025 Allegiant Air · G4 374 Depart at 6:45am from Cincinnati (CVG) Fly for 2h 31m Arrive at 9:16am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 22h 35m

    Sun Oct 5th 2025 Allegiant Air · G4 238 Depart at 9:28am from Tampa (PIE) Fly for 1h 35m Arrive at 11:03am in Asheville (AVL)

    Layover in Asheville for 18h 57m

    Mon Oct 6th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$501
    Spirit AirlinesSpirit AirlinesBREEZE
    3:00pm - 10:19am
    Wed Oct 1st 2025
    19h 19m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    2:18pm - 9:23am
    Fri Oct 3rd 2025
    19h 5m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 31m Arrive at 6:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 16m

    Wed Oct 1st 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 9h 21m

    Thu Oct 2nd 2025 BREEZE · MX 123 Depart at 9:12am from Tampa (TPA) Fly for 1h 7m Arrive at 10:19am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 987 Depart at 2:18pm from Key West (EYW) Fly for 1h 1m Arrive at 3:19pm in Tampa (PIE)

    Layover in Tampa for 5h 22m

    Fri Oct 3rd 2025 Allegiant Air · G4 1865 Depart at 8:41pm from Tampa (PIE) Fly for 1h 34m Arrive at 10:15pm in Asheville (AVL)

    Layover in Asheville for 9h 0m

    Sat Oct 4th 2025 Allegiant Air · G4 224 Depart at 7:15am from Asheville (AVL) Fly for 2h 8m Arrive at 9:23am in Boston (BOS)

  • US$502
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 8th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 11:26am
    Fri Oct 10th 2025
    26h 39m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 8th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 9th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 9th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 20h 38m

    Sat Oct 11th 2025 Spirit Airlines · NK 2205 Depart at 6:35am from Orlando (MCO) Fly for 0h 59m Arrive at 7:34am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 0h 36m

    Sat Oct 11th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$503
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 9:16am
    Thu Oct 2nd 2025
    18h 23m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 4th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 2nd 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 4h 36m

    Thu Oct 2nd 2025 Frontier Airlines · F9 2547 Depart at 10:45pm from Orlando (MCO) Fly for 2h 12m Arrive at 12:57am in Cincinnati (CVG)

    Layover in Cincinnati for 5h 48m

    Fri Oct 3rd 2025 Allegiant Air · G4 374 Depart at 6:45am from Cincinnati (CVG) Fly for 2h 31m Arrive at 9:16am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 26m

    Sat Oct 4th 2025 Allegiant Air · G4 2597 Depart at 5:19pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:56pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 4m

    Sun Oct 5th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$504
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:20pm - 10:04am
    Sat Oct 4th 2025
    21h 44m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:56pm - 10:11am
    Mon Oct 6th 2025
    18h 15m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 4th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 7m

    Sat Oct 4th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 28m Arrive at 11:11pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 19m

    Sun Oct 5th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 6th 2025 Allegiant Air · G4 2674 Depart at 3:56pm from Key West (EYW) Fly for 1h 1m Arrive at 4:57pm in Tampa (PIE)

    Layover in Tampa for 2h 2m

    Mon Oct 6th 2025 Allegiant Air · G4 1065 Depart at 6:59pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:36pm in Knoxville (TYS)

    Layover in Knoxville for 11h 24m

    Tue Oct 7th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$504
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:00pm
    Sat Sep 20th 2025
    27h 40m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:44pm - 9:43am
    Mon Sep 22nd 2025
    17h 59m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Sep 20th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 7m

    Sat Sep 20th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 28m Arrive at 11:11pm in Indianapolis (IND)

    Layover in Indianapolis for 9h 19m

    Sun Sep 21st 2025 Allegiant Air · G4 606 Depart at 8:30am from Indianapolis (IND) Fly for 2h 13m Arrive at 10:43am in Tampa (PIE)

    Layover in Tampa for 4h 15m

    Sun Sep 21st 2025 Allegiant Air · G4 1013 Depart at 2:58pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:00pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Sep 22nd 2025 Allegiant Air · G4 2711 Depart at 3:44pm from Key West (EYW) Fly for 1h 4m Arrive at 4:48pm in Tampa (PIE)

    Layover in Tampa for 2h 34m

    Mon Sep 22nd 2025 Allegiant Air · G4 2697 Depart at 7:22pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:59pm in Knoxville (TYS)

    Layover in Knoxville for 10h 31m

    Tue Sep 23rd 2025 Allegiant Air · G4 1397 Depart at 7:30am from Knoxville (TYS) Fly for 2h 13m Arrive at 9:43am in Boston (BOS)

  • US$504
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    8:24pm - 9:12am
    Mon Oct 6th 2025
    36h 48m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant Air
    12:32pm - 8:08am
    Thu Oct 9th 2025
    19h 36m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Mon Oct 6th 2025 Spirit Airlines · NK 1301 Depart at 8:24pm from Boston (BOS) Fly for 3h 30m Arrive at 11:54pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 10h 6m

    Tue Oct 7th 2025 Allegiant Air · G4 2136 Depart at 10:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 11:59am in Asheville (AVL)

    Layover in Asheville for 2h 58m

    Tue Oct 7th 2025 Allegiant Air · G4 2628 Depart at 2:57pm from Asheville (AVL) Fly for 1h 38m Arrive at 4:35pm in Tampa (PIE)

    Layover in Tampa for 15h 35m

    Wed Oct 8th 2025 Allegiant Air · G4 973 Depart at 8:10am from Tampa (PIE) Fly for 1h 2m Arrive at 9:12am in Key West (EYW)

    Stay in Key West for 1 night

    Thu Oct 9th 2025 Allegiant Air · G4 1880 Depart at 12:32pm from Key West (EYW) Fly for 2h 3m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Fri Oct 10th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$510
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    8:24pm - 9:12am
    Mon Oct 13th 2025
    36h 48m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant Air
    12:32pm - 8:08am
    Thu Oct 16th 2025
    19h 36m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Mon Oct 13th 2025 Spirit Airlines · NK 1301 Depart at 8:24pm from Boston (BOS) Fly for 3h 30m Arrive at 11:54pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 10h 6m

    Tue Oct 14th 2025 Allegiant Air · G4 2136 Depart at 10:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 11:59am in Asheville (AVL)

    Layover in Asheville for 2h 58m

    Tue Oct 14th 2025 Allegiant Air · G4 2628 Depart at 2:57pm from Asheville (AVL) Fly for 1h 38m Arrive at 4:35pm in Tampa (PIE)

    Layover in Tampa for 15h 35m

    Wed Oct 15th 2025 Allegiant Air · G4 973 Depart at 8:10am from Tampa (PIE) Fly for 1h 2m Arrive at 9:12am in Key West (EYW)

    Stay in Key West for 1 night

    Thu Oct 16th 2025 Allegiant Air · G4 1880 Depart at 12:32pm from Key West (EYW) Fly for 2h 3m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Fri Oct 17th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$523
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 15th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant Air
    9:02am - 10:26am
    Fri Oct 17th 2025
    25h 24m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 15th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 16th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 17th 2025 Allegiant Air · G4 3791 Depart at 9:02am from Key West (EYW) Fly for 2h 15m Arrive at 11:17am in Knoxville (TYS)

    Layover in Knoxville for 20h 58m

    Sat Oct 18th 2025 Allegiant Air · G4 1397 Depart at 8:15am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:26am in Boston (BOS)

  • US$524
    Spirit AirlinesAllegiant AirAllegiant Air
    3:00pm - 11:42am
    Tue Oct 7th 2025
    44h 42m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:08pm - 10:26am
    Fri Oct 10th 2025
    19h 18m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Tue Oct 7th 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 27m Arrive at 6:27pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 13h 33m

    Wed Oct 8th 2025 Allegiant Air · G4 482 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 9:59am in Asheville (AVL)

    Layover in Asheville for 23h 41m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 987 Depart at 3:08pm from Key West (EYW) Fly for 1h 1m Arrive at 4:09pm in Tampa (PIE)

    Layover in Tampa for 3h 18m

    Fri Oct 10th 2025 Allegiant Air · G4 1021 Depart at 7:27pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:04pm in Knoxville (TYS)

    Layover in Knoxville for 11h 11m

    Sat Oct 11th 2025 Allegiant Air · G4 1397 Depart at 8:15am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:26am in Boston (BOS)

  • US$524
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 15th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant Air
    9:02am - 10:26am
    Fri Oct 17th 2025
    25h 24m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 15th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 15th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 16th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 16th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 17th 2025 Allegiant Air · G4 3791 Depart at 9:02am from Key West (EYW) Fly for 2h 15m Arrive at 11:17am in Knoxville (TYS)

    Layover in Knoxville for 20h 58m

    Sat Oct 18th 2025 Allegiant Air · G4 1397 Depart at 8:15am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:26am in Boston (BOS)

  • US$525
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 8:56pm
    Fri Oct 10th 2025
    12h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 6h 19m

    Fri Oct 10th 2025 Spirit Airlines · NK 2398 Depart at 4:16pm from Orlando (MCO) Fly for 1h 28m Arrive at 5:44pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 0h 58m

    Fri Oct 10th 2025 Spirit Airlines · NK 2350 Depart at 6:42pm from Myrtle Beach (MYR) Fly for 2h 14m Arrive at 8:56pm in Boston (BOS)

  • US$525
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    8:24pm - 9:12am
    Mon Oct 13th 2025
    36h 48m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:30pm - 8:08am
    Thu Oct 16th 2025
    16h 38m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Mon Oct 13th 2025 Spirit Airlines · NK 1301 Depart at 8:24pm from Boston (BOS) Fly for 3h 30m Arrive at 11:54pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 10h 6m

    Tue Oct 14th 2025 Allegiant Air · G4 2136 Depart at 10:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 11:59am in Asheville (AVL)

    Layover in Asheville for 2h 58m

    Tue Oct 14th 2025 Allegiant Air · G4 2628 Depart at 2:57pm from Asheville (AVL) Fly for 1h 38m Arrive at 4:35pm in Tampa (PIE)

    Layover in Tampa for 15h 35m

    Wed Oct 15th 2025 Allegiant Air · G4 973 Depart at 8:10am from Tampa (PIE) Fly for 1h 2m Arrive at 9:12am in Key West (EYW)

    Stay in Key West for 1 night

    Thu Oct 16th 2025 Allegiant Air · G4 1245 Depart at 3:30pm from Key West (EYW) Fly for 1h 7m Arrive at 4:37pm in Orlando (SFB)

    Layover in Orlando for 5h 14m

    Thu Oct 16th 2025 Allegiant Air · G4 263 Depart at 9:51pm from Orlando (SFB) Fly for 1h 30m Arrive at 11:21pm in Asheville (AVL)

    Layover in Asheville for 6h 39m

    Fri Oct 17th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$527
    Allegiant AirAllegiant Air
    10:59am - 11:39am
    Wed Sep 24th 2025
    24h 40m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    12:09pm - 7:43am
    Fri Sep 26th 2025
    19h 34m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Sep 24th 2025 Allegiant Air · G4 226 Depart at 10:59am from Boston (BOS) Fly for 2h 20m Arrive at 1:19pm in Asheville (AVL)

    Layover in Asheville for 20h 21m

    Thu Sep 25th 2025 Allegiant Air · G4 228 Depart at 9:40am from Asheville (AVL) Fly for 1h 59m Arrive at 11:39am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Sep 26th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 52m

    Fri Sep 26th 2025 Allegiant Air · G4 369 Depart at 5:34pm from Cincinnati (CVG) Fly for 2h 32m Arrive at 8:06pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 24m

    Fri Sep 26th 2025 Spirit Airlines · NK 130 Depart at 10:30pm from Fort Lauderdale (FLL) Fly for 1h 58m Arrive at 12:28am in Atlanta (ATL)

    Layover in Atlanta for 4h 37m

    Sat Sep 27th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$528
    Allegiant AirAllegiant AirAllegiant Air
    11:07am - 4:00pm
    Sat Sep 27th 2025
    28h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit Airlines
    12:09pm - 11:13am
    Mon Sep 29th 2025
    23h 4m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Sep 27th 2025 Allegiant Air · G4 3036 Depart at 11:07am from Boston (BOS) Fly for 2h 22m Arrive at 1:29pm in Knoxville (TYS)

    Layover in Knoxville for 7h 26m

    Sat Sep 27th 2025 Allegiant Air · G4 974 Depart at 8:55pm from Knoxville (TYS) Fly for 1h 41m Arrive at 10:36pm in Tampa (PIE)

    Layover in Tampa for 16h 22m

    Sun Sep 28th 2025 Allegiant Air · G4 1013 Depart at 2:58pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:00pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Sep 29th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 52m

    Mon Sep 29th 2025 Allegiant Air · G4 382 Depart at 5:34pm from Cincinnati (CVG) Fly for 2h 32m Arrive at 8:06pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 54m

    Tue Sep 30th 2025 Spirit Airlines · NK 1300 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 3h 13m Arrive at 11:13am in Boston (BOS)

  • US$533
    Allegiant AirAllegiant Air
    12:01pm - 2:18pm
    Thu Oct 16th 2025
    26h 17m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:11am
    Sat Oct 18th 2025
    25h 19m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 21h 37m

    Fri Oct 17th 2025 Allegiant Air · G4 3790 Depart at 12:07pm from Knoxville (TYS) Fly for 2h 11m Arrive at 2:18pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 8h 38m

    Sat Oct 18th 2025 Allegiant Air · G4 2708 Depart at 7:31pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:08pm in Knoxville (TYS)

    Layover in Knoxville for 11h 52m

    Sun Oct 19th 2025 Allegiant Air · G4 1396 Depart at 9:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 11:11am in Boston (BOS)

  • US$534
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 7:55pm
    Thu Oct 2nd 2025
    29h 2m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirFrontier AirlinesFrontier Airlines
    9:52am - 9:58am
    Sat Oct 4th 2025
    24h 6m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Thu Oct 2nd 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 12h 11m

    Fri Oct 3rd 2025 Frontier Airlines · F9 1620 Depart at 6:20am from Orlando (MCO) Fly for 2h 29m Arrive at 8:49am in Pittsburgh (PIT)

    Layover in Pittsburgh for 8h 26m

    Fri Oct 3rd 2025 Allegiant Air · G4 1105 Depart at 5:15pm from Pittsburgh (PIT) Fly for 2h 40m Arrive at 7:55pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 2h 40m

    Sat Oct 4th 2025 Allegiant Air · G4 977 Depart at 1:33pm from Tampa (PIE) Fly for 2h 8m Arrive at 3:41pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 3m

    Sat Oct 4th 2025 Frontier Airlines · F9 4772 Depart at 5:44pm from Cincinnati (CVG) Fly for 1h 41m Arrive at 7:25pm in Atlanta (ATL)

    Layover in Atlanta for 11h 55m

    Sun Oct 5th 2025 Frontier Airlines · F9 3512 Depart at 7:20am from Atlanta (ATL) Fly for 2h 38m Arrive at 9:58am in Boston (BOS)

  • US$535
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 1st 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant Air
    8:12am - 10:31am
    Fri Oct 3rd 2025
    26h 19m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 1st 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 2nd 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 3791 Depart at 8:12am from Key West (EYW) Fly for 2h 15m Arrive at 10:27am in Knoxville (TYS)

    Layover in Knoxville for 21h 53m

    Sat Oct 4th 2025 Allegiant Air · G4 1397 Depart at 8:20am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:31am in Boston (BOS)

  • US$537
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    3:56pm - 10:08am
    Mon Oct 13th 2025
    42h 12m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 13th 2025 Allegiant Air · G4 2674 Depart at 3:56pm from Key West (EYW) Fly for 1h 1m Arrive at 4:57pm in Tampa (PIE)

    Layover in Tampa for 19h 35m

    Tue Oct 14th 2025 Allegiant Air · G4 1038 Depart at 12:32pm from Tampa (PIE) Fly for 1h 35m Arrive at 2:07pm in Asheville (AVL)

    Layover in Asheville for 17h 53m

    Wed Oct 15th 2025 Allegiant Air · G4 224 Depart at 8:00am from Asheville (AVL) Fly for 2h 8m Arrive at 10:08am in Boston (BOS)

  • US$538
    Allegiant AirAllegiant AirAllegiant Air
    8:59am - 8:41pm
    Fri Sep 26th 2025
    11h 42m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:17am
    Sat Sep 27th 2025
    25h 25m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Fri Sep 26th 2025 Allegiant Air · G4 226 Depart at 8:59am from Boston (BOS) Fly for 2h 20m Arrive at 11:19am in Asheville (AVL)

    Layover in Asheville for 2h 5m

    Fri Sep 26th 2025 Allegiant Air · G4 259 Depart at 1:24pm from Asheville (AVL) Fly for 1h 37m Arrive at 3:01pm in Tampa (PIE)

    Layover in Tampa for 4h 38m

    Fri Sep 26th 2025 Allegiant Air · G4 2723 Depart at 7:39pm from Tampa (PIE) Fly for 1h 2m Arrive at 8:41pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Sep 27th 2025 Allegiant Air · G4 2601 Depart at 9:52am from Key West (EYW) Fly for 1h 4m Arrive at 10:56am in Tampa (PIE)

    Layover in Tampa for 7h 31m

    Sat Sep 27th 2025 Allegiant Air · G4 2705 Depart at 6:27pm from Tampa (PIE) Fly for 1h 38m Arrive at 8:05pm in Knoxville (TYS)

    Layover in Knoxville for 12h 55m

    Sun Sep 28th 2025 Allegiant Air · G4 1397 Depart at 9:00am from Knoxville (TYS) Fly for 2h 17m Arrive at 11:17am in Boston (BOS)

  • US$538
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 8th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:08pm - 11:38am
    Fri Oct 10th 2025
    20h 30m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 8th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 9th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 9th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 Allegiant Air · G4 987 Depart at 3:08pm from Key West (EYW) Fly for 1h 1m Arrive at 4:09pm in Tampa (PIE)

    Layover in Tampa for 4h 32m

    Fri Oct 10th 2025 Allegiant Air · G4 1865 Depart at 8:41pm from Tampa (PIE) Fly for 1h 34m Arrive at 10:15pm in Asheville (AVL)

    Layover in Asheville for 11h 15m

    Sat Oct 11th 2025 Allegiant Air · G4 224 Depart at 9:30am from Asheville (AVL) Fly for 2h 8m Arrive at 11:38am in Boston (BOS)

  • US$538
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 15th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit Airlines
    10:06am - 11:26am
    Fri Oct 17th 2025
    25h 20m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 16th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 17th 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 17th 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 52m

    Sat Oct 18th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$539
    Allegiant AirAllegiant Air
    12:01pm - 2:18pm
    Thu Oct 16th 2025
    26h 17m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 18th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 21h 37m

    Fri Oct 17th 2025 Allegiant Air · G4 3790 Depart at 12:07pm from Knoxville (TYS) Fly for 2h 11m Arrive at 2:18pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 18th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 19th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$539
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 15th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirSpirit Airlines
    10:06am - 11:26am
    Fri Oct 17th 2025
    25h 20m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 15th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 16th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 16th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 17th 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 17th 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 52m

    Sat Oct 18th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$541
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit Airlines
    9:50am - 11:59pm
    Mon Oct 13th 2025
    38h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 23h 18m

    Tue Oct 14th 2025 Allegiant Air · G4 502 Depart at 11:23am from Knoxville (TYS) Fly for 2h 0m Arrive at 1:23pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 17m

    Tue Oct 14th 2025 Spirit Airlines · NK 449 Depart at 8:40pm from Fort Lauderdale (FLL) Fly for 3h 19m Arrive at 11:59pm in Boston (BOS)

  • US$546
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:04pm
    Wed Oct 1st 2025
    27h 44m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirFrontier AirlinesFrontier Airlines
    8:12am - 7:43am
    Fri Oct 3rd 2025
    23h 31m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 27m

    Wed Oct 1st 2025 Spirit Airlines · NK 701 Depart at 9:03pm from Orlando (MCO) Fly for 3h 4m Arrive at 11:07pm in Kansas City (MCI)

    Layover in Kansas City for 9h 48m

    Thu Oct 2nd 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 2nd 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 3791 Depart at 8:12am from Key West (EYW) Fly for 2h 15m Arrive at 10:27am in Knoxville (TYS)

    Layover in Knoxville for 2h 18m

    Fri Oct 3rd 2025 Allegiant Air · G4 1400 Depart at 12:45pm from Knoxville (TYS) Fly for 2h 28m Arrive at 2:13pm in Austin (AUS)

    Layover in Austin for 3h 49m

    Fri Oct 3rd 2025 Frontier Airlines · F9 4702 Depart at 6:02pm from Austin (AUS) Fly for 2h 25m Arrive at 9:27pm in Atlanta (ATL)

    Layover in Atlanta for 7h 38m

    Sat Oct 4th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$547
    Allegiant AirAllegiant AirAllegiant Air
    10:55am - 8:12am
    Thu Oct 9th 2025
    21h 17m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 11th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 9th 2025 Allegiant Air · G4 549 Depart at 10:55am from Boston (BOS) Fly for 2h 19m Arrive at 1:14pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 2h 22m

    Thu Oct 9th 2025 Allegiant Air · G4 2208 Depart at 3:36pm from Grand Rapids (GRR) Fly for 2h 38m Arrive at 6:14pm in Tampa (PIE)

    Layover in Tampa for 12h 56m

    Fri Oct 10th 2025 Allegiant Air · G4 973 Depart at 7:10am from Tampa (PIE) Fly for 1h 2m Arrive at 8:12am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 11th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 11th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 12th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$547
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 11:59pm
    Fri Oct 10th 2025
    27h 14m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 17m

    Sat Oct 11th 2025 Spirit Airlines · NK 2265 Depart at 6:45am from Pittsburgh (PIT) Fly for 2h 35m Arrive at 9:20am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 20m

    Sat Oct 11th 2025 Spirit Airlines · NK 449 Depart at 8:40pm from Fort Lauderdale (FLL) Fly for 3h 19m Arrive at 11:59pm in Boston (BOS)

  • US$548
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 10:04am
    Wed Oct 8th 2025
    27h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit Airlines
    8:47am - 1:44pm
    Fri Oct 10th 2025
    28h 57m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 8th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 20m

    Wed Oct 8th 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 7:43pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 47m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 24h 51m

    Sat Oct 11th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$549
    Spirit AirlinesBREEZE
    2:53pm - 11:52am
    Thu Oct 9th 2025
    20h 59m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 11th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 9th 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 16h 28m

    Fri Oct 10th 2025 BREEZE · MX 159 Depart at 10:37am from Orlando (MCO) Fly for 1h 15m Arrive at 11:52am in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 11th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 11th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 12th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$549
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 10:04am
    Wed Oct 15th 2025
    27h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    9:02am - 10:26am
    Fri Oct 17th 2025
    25h 24m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 15th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 20m

    Wed Oct 15th 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 7:43pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 47m

    Thu Oct 16th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 17th 2025 Allegiant Air · G4 3791 Depart at 9:02am from Key West (EYW) Fly for 2h 15m Arrive at 11:17am in Knoxville (TYS)

    Layover in Knoxville for 20h 58m

    Sat Oct 18th 2025 Allegiant Air · G4 1397 Depart at 8:15am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:26am in Boston (BOS)

  • US$550
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant Air
    9:50am - 10:11am
    Mon Oct 13th 2025
    24h 21m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 Allegiant Air · G4 3791 Depart at 9:50am from Key West (EYW) Fly for 2h 15m Arrive at 12:05pm in Knoxville (TYS)

    Layover in Knoxville for 19h 55m

    Tue Oct 14th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$550
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:04pm
    Wed Oct 1st 2025
    27h 44m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    10:06am - 8:11am
    Fri Oct 3rd 2025
    22h 5m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 27m

    Wed Oct 1st 2025 Spirit Airlines · NK 701 Depart at 9:03pm from Orlando (MCO) Fly for 3h 4m Arrive at 11:07pm in Kansas City (MCI)

    Layover in Kansas City for 9h 48m

    Thu Oct 2nd 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 2nd 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 3rd 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 29m

    Fri Oct 3rd 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 5h 10m

    Sat Oct 4th 2025 Frontier Airlines · F9 1216 Depart at 5:01am from Tampa (TPA) Fly for 3h 10m Arrive at 8:11am in Boston (BOS)

  • US$553
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    8:24pm - 9:12am
    Mon Oct 6th 2025
    36h 48m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:30pm - 8:08am
    Thu Oct 9th 2025
    16h 38m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Mon Oct 6th 2025 Spirit Airlines · NK 1301 Depart at 8:24pm from Boston (BOS) Fly for 3h 30m Arrive at 11:54pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 10h 6m

    Tue Oct 7th 2025 Allegiant Air · G4 2136 Depart at 10:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 11:59am in Asheville (AVL)

    Layover in Asheville for 2h 58m

    Tue Oct 7th 2025 Allegiant Air · G4 2628 Depart at 2:57pm from Asheville (AVL) Fly for 1h 38m Arrive at 4:35pm in Tampa (PIE)

    Layover in Tampa for 15h 35m

    Wed Oct 8th 2025 Allegiant Air · G4 973 Depart at 8:10am from Tampa (PIE) Fly for 1h 2m Arrive at 9:12am in Key West (EYW)

    Stay in Key West for 1 night

    Thu Oct 9th 2025 Allegiant Air · G4 1245 Depart at 3:30pm from Key West (EYW) Fly for 1h 7m Arrive at 4:37pm in Orlando (SFB)

    Layover in Orlando for 5h 14m

    Thu Oct 9th 2025 Allegiant Air · G4 263 Depart at 9:51pm from Orlando (SFB) Fly for 1h 30m Arrive at 11:21pm in Asheville (AVL)

    Layover in Asheville for 6h 39m

    Fri Oct 10th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$555
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit Airlines
    10:06am - 11:26am
    Fri Oct 10th 2025
    25h 20m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 10th 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 52m

    Sat Oct 11th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$557
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant AirSpirit Airlines
    3:56pm - 11:59pm
    Mon Oct 13th 2025
    32h 3m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 13th 2025 Allegiant Air · G4 2674 Depart at 3:56pm from Key West (EYW) Fly for 1h 1m Arrive at 4:57pm in Tampa (PIE)

    Layover in Tampa for 2h 2m

    Mon Oct 13th 2025 Allegiant Air · G4 1065 Depart at 6:59pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:36pm in Knoxville (TYS)

    Layover in Knoxville for 14h 47m

    Tue Oct 14th 2025 Allegiant Air · G4 502 Depart at 11:23am from Knoxville (TYS) Fly for 2h 0m Arrive at 1:23pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 17m

    Tue Oct 14th 2025 Spirit Airlines · NK 449 Depart at 8:40pm from Fort Lauderdale (FLL) Fly for 3h 19m Arrive at 11:59pm in Boston (BOS)

  • US$560
    Spirit AirlinesSpirit AirlinesFrontier AirlinesAllegiant Air
    6:49pm - 7:55pm
    Thu Oct 2nd 2025
    25h 6m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 4th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 2nd 2025 Spirit Airlines · NK 1301 Depart at 6:49pm from Boston (BOS) Fly for 3h 30m Arrive at 10:19pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 8h 41m

    Fri Oct 3rd 2025 Spirit Airlines · NK 2422 Depart at 7:00am from Fort Lauderdale (FLL) Fly for 2h 46m Arrive at 9:46am in Philadelphia (PHL)

    Layover in Philadelphia for 2h 26m

    Fri Oct 3rd 2025 Frontier Airlines · F9 1791 Depart at 12:12pm from Philadelphia (PHL) Fly for 1h 20m Arrive at 1:32pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 3h 43m

    Fri Oct 3rd 2025 Allegiant Air · G4 1105 Depart at 5:15pm from Pittsburgh (PIT) Fly for 2h 40m Arrive at 7:55pm in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 26m

    Sat Oct 4th 2025 Allegiant Air · G4 2597 Depart at 5:19pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:56pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 4m

    Sun Oct 5th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$560
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 8th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit Airlines
    8:47am - 1:44pm
    Fri Oct 10th 2025
    28h 57m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 8th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 24h 51m

    Sat Oct 11th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$561
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 15th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    9:02am - 10:26am
    Fri Oct 17th 2025
    25h 24m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 15th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 15th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 16th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 17th 2025 Allegiant Air · G4 3791 Depart at 9:02am from Key West (EYW) Fly for 2h 15m Arrive at 11:17am in Knoxville (TYS)

    Layover in Knoxville for 20h 58m

    Sat Oct 18th 2025 Allegiant Air · G4 1397 Depart at 8:15am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:26am in Boston (BOS)

  • US$562
    Allegiant AirAllegiant AirAllegiant Air
    8:58am - 9:02am
    Fri Oct 10th 2025
    24h 4m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    12:32pm - 8:08am
    Sun Oct 12th 2025
    19h 36m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Fri Oct 10th 2025 Allegiant Air · G4 226 Depart at 8:58am from Boston (BOS) Fly for 2h 25m Arrive at 11:23am in Asheville (AVL)

    Layover in Asheville for 6h 51m

    Fri Oct 10th 2025 Allegiant Air · G4 1876 Depart at 6:14pm from Asheville (AVL) Fly for 1h 37m Arrive at 7:51pm in Tampa (PIE)

    Layover in Tampa for 12h 9m

    Sat Oct 11th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Oct 12th 2025 Allegiant Air · G4 221 Depart at 12:32pm from Key West (EYW) Fly for 2h 3m Arrive at 2:35pm in Asheville (AVL)

    Layover in Asheville for 15h 25m

    Mon Oct 13th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$563
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 10:04am
    Wed Oct 15th 2025
    27h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit Airlines
    10:06am - 11:26am
    Fri Oct 17th 2025
    25h 20m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 20m

    Wed Oct 15th 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 7:43pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 47m

    Thu Oct 16th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 17th 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 17th 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 52m

    Sat Oct 18th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$563
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 8th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 11:26am
    Fri Oct 10th 2025
    38h 41m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 8th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 21h 4m

    Sat Oct 11th 2025 Spirit Airlines · NK 1899 Depart at 8:32pm from Pittsburgh (PIT) Fly for 2h 38m Arrive at 11:10pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 9h 0m

    Sun Oct 12th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$564
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 8th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 8:56pm
    Fri Oct 10th 2025
    12h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 8th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 9th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 9th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 6h 19m

    Fri Oct 10th 2025 Spirit Airlines · NK 2398 Depart at 4:16pm from Orlando (MCO) Fly for 1h 28m Arrive at 5:44pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 0h 58m

    Fri Oct 10th 2025 Spirit Airlines · NK 2350 Depart at 6:42pm from Myrtle Beach (MYR) Fly for 2h 14m Arrive at 8:56pm in Boston (BOS)

  • US$566
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    3:56pm - 10:11am
    Mon Oct 13th 2025
    18h 15m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 13th 2025 Allegiant Air · G4 2674 Depart at 3:56pm from Key West (EYW) Fly for 1h 1m Arrive at 4:57pm in Tampa (PIE)

    Layover in Tampa for 2h 2m

    Mon Oct 13th 2025 Allegiant Air · G4 1065 Depart at 6:59pm from Tampa (PIE) Fly for 1h 37m Arrive at 8:36pm in Knoxville (TYS)

    Layover in Knoxville for 11h 24m

    Tue Oct 14th 2025 Allegiant Air · G4 1396 Depart at 8:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:11am in Boston (BOS)

  • US$570
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirSpirit AirlinesSpirit Airlines
    6:36pm - 11:59pm
    Mon Oct 13th 2025
    29h 23m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 13th 2025 Allegiant Air · G4 1106 Depart at 6:36pm from Key West (EYW) Fly for 2h 43m Arrive at 9:19pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 26m

    Tue Oct 14th 2025 Spirit Airlines · NK 2265 Depart at 6:45am from Pittsburgh (PIT) Fly for 2h 35m Arrive at 9:20am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 20m

    Tue Oct 14th 2025 Spirit Airlines · NK 449 Depart at 8:40pm from Fort Lauderdale (FLL) Fly for 3h 19m Arrive at 11:59pm in Boston (BOS)

  • US$571
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 8:56pm
    Mon Oct 13th 2025
    12h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 6h 19m

    Mon Oct 13th 2025 Spirit Airlines · NK 2398 Depart at 4:16pm from Orlando (MCO) Fly for 1h 28m Arrive at 5:44pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 0h 58m

    Mon Oct 13th 2025 Spirit Airlines · NK 2350 Depart at 6:42pm from Myrtle Beach (MYR) Fly for 2h 14m Arrive at 8:56pm in Boston (BOS)

  • US$572
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 10:04am
    Wed Oct 8th 2025
    27h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 11:26am
    Fri Oct 10th 2025
    26h 39m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 20m

    Wed Oct 8th 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 7:43pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 47m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 20h 38m

    Sat Oct 11th 2025 Spirit Airlines · NK 2205 Depart at 6:35am from Orlando (MCO) Fly for 0h 59m Arrive at 7:34am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 0h 36m

    Sat Oct 11th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$574
    Spirit AirlinesAllegiant AirAllegiant AirAllegiant Air
    8:24pm - 9:12am
    Mon Oct 13th 2025
    36h 48m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    4:54pm - 8:08am
    Thu Oct 16th 2025
    15h 14m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Mon Oct 13th 2025 Spirit Airlines · NK 1301 Depart at 8:24pm from Boston (BOS) Fly for 3h 30m Arrive at 11:54pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 10h 6m

    Tue Oct 14th 2025 Allegiant Air · G4 2136 Depart at 10:00am from Fort Lauderdale (FLL) Fly for 1h 59m Arrive at 11:59am in Asheville (AVL)

    Layover in Asheville for 2h 58m

    Tue Oct 14th 2025 Allegiant Air · G4 2628 Depart at 2:57pm from Asheville (AVL) Fly for 1h 38m Arrive at 4:35pm in Tampa (PIE)

    Layover in Tampa for 15h 35m

    Wed Oct 15th 2025 Allegiant Air · G4 973 Depart at 8:10am from Tampa (PIE) Fly for 1h 2m Arrive at 9:12am in Key West (EYW)

    Stay in Key West for 1 night

    Thu Oct 16th 2025 Allegiant Air · G4 994 Depart at 4:54pm from Key West (EYW) Fly for 1h 1m Arrive at 5:55pm in Tampa (PIE)

    Layover in Tampa for 2h 19m

    Thu Oct 16th 2025 Allegiant Air · G4 248 Depart at 8:14pm from Tampa (PIE) Fly for 1h 35m Arrive at 9:49pm in Asheville (AVL)

    Layover in Asheville for 8h 11m

    Fri Oct 17th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$575
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 15th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit Airlines
    10:06am - 11:26am
    Fri Oct 17th 2025
    25h 20m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 15th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 15th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 16th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 17th 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 17th 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 52m

    Sat Oct 18th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$584
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 8th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 11:26am
    Fri Oct 10th 2025
    26h 39m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 8th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 20h 38m

    Sat Oct 11th 2025 Spirit Airlines · NK 2205 Depart at 6:35am from Orlando (MCO) Fly for 0h 59m Arrive at 7:34am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 0h 36m

    Sat Oct 11th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$584
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:04pm
    Wed Oct 1st 2025
    27h 44m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    10:06am - 7:43am
    Fri Oct 3rd 2025
    21h 37m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 27m

    Wed Oct 1st 2025 Spirit Airlines · NK 701 Depart at 9:03pm from Orlando (MCO) Fly for 3h 4m Arrive at 11:07pm in Kansas City (MCI)

    Layover in Kansas City for 9h 48m

    Thu Oct 2nd 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 2nd 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 3rd 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 12m

    Fri Oct 3rd 2025 Spirit Airlines · NK 130 Depart at 10:30pm from Fort Lauderdale (FLL) Fly for 1h 58m Arrive at 12:28am in Atlanta (ATL)

    Layover in Atlanta for 4h 37m

    Sat Oct 4th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$585
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:10am - 10:04am
    Wed Oct 1st 2025
    27h 54m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirFrontier AirlinesFrontier Airlines
    8:12am - 7:43am
    Fri Oct 3rd 2025
    23h 31m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 22m

    Wed Oct 1st 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 47m Arrive at 7:47pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 43m

    Thu Oct 2nd 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 3791 Depart at 8:12am from Key West (EYW) Fly for 2h 15m Arrive at 10:27am in Knoxville (TYS)

    Layover in Knoxville for 2h 18m

    Fri Oct 3rd 2025 Allegiant Air · G4 1400 Depart at 12:45pm from Knoxville (TYS) Fly for 2h 28m Arrive at 2:13pm in Austin (AUS)

    Layover in Austin for 3h 49m

    Fri Oct 3rd 2025 Frontier Airlines · F9 4702 Depart at 6:02pm from Austin (AUS) Fly for 2h 25m Arrive at 9:27pm in Atlanta (ATL)

    Layover in Atlanta for 7h 38m

    Sat Oct 4th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$585
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 8th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 11:59pm
    Fri Oct 10th 2025
    27h 14m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 8th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 9th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 9th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 17m

    Sat Oct 11th 2025 Spirit Airlines · NK 2265 Depart at 6:45am from Pittsburgh (PIT) Fly for 2h 35m Arrive at 9:20am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 20m

    Sat Oct 11th 2025 Spirit Airlines · NK 449 Depart at 8:40pm from Fort Lauderdale (FLL) Fly for 3h 19m Arrive at 11:59pm in Boston (BOS)

  • US$589
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:10am - 10:04am
    Wed Oct 1st 2025
    27h 54m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    10:06am - 8:11am
    Fri Oct 3rd 2025
    22h 5m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 22m

    Wed Oct 1st 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 47m Arrive at 7:47pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 43m

    Thu Oct 2nd 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 3rd 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 29m

    Fri Oct 3rd 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 5h 10m

    Sat Oct 4th 2025 Frontier Airlines · F9 1216 Depart at 5:01am from Tampa (TPA) Fly for 3h 10m Arrive at 8:11am in Boston (BOS)

  • US$592
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 9:16am
    Thu Oct 2nd 2025
    18h 23m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirFrontier AirlinesFrontier Airlines
    9:52am - 9:58am
    Sat Oct 4th 2025
    24h 6m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Thu Oct 2nd 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 4h 36m

    Thu Oct 2nd 2025 Frontier Airlines · F9 2547 Depart at 10:45pm from Orlando (MCO) Fly for 2h 12m Arrive at 12:57am in Cincinnati (CVG)

    Layover in Cincinnati for 5h 48m

    Fri Oct 3rd 2025 Allegiant Air · G4 374 Depart at 6:45am from Cincinnati (CVG) Fly for 2h 31m Arrive at 9:16am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 4th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 2h 40m

    Sat Oct 4th 2025 Allegiant Air · G4 977 Depart at 1:33pm from Tampa (PIE) Fly for 2h 8m Arrive at 3:41pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 3m

    Sat Oct 4th 2025 Frontier Airlines · F9 4772 Depart at 5:44pm from Cincinnati (CVG) Fly for 1h 41m Arrive at 7:25pm in Atlanta (ATL)

    Layover in Atlanta for 11h 55m

    Sun Oct 5th 2025 Frontier Airlines · F9 3512 Depart at 7:20am from Atlanta (ATL) Fly for 2h 38m Arrive at 9:58am in Boston (BOS)

  • US$593
    Spirit AirlinesSpirit AirlinesBREEZE
    3:00pm - 10:19am
    Wed Oct 1st 2025
    19h 19m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirFrontier AirlinesFrontier Airlines
    8:12am - 7:43am
    Fri Oct 3rd 2025
    23h 31m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 31m Arrive at 6:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 16m

    Wed Oct 1st 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 9h 21m

    Thu Oct 2nd 2025 BREEZE · MX 123 Depart at 9:12am from Tampa (TPA) Fly for 1h 7m Arrive at 10:19am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 3791 Depart at 8:12am from Key West (EYW) Fly for 2h 15m Arrive at 10:27am in Knoxville (TYS)

    Layover in Knoxville for 2h 18m

    Fri Oct 3rd 2025 Allegiant Air · G4 1400 Depart at 12:45pm from Knoxville (TYS) Fly for 2h 28m Arrive at 2:13pm in Austin (AUS)

    Layover in Austin for 3h 49m

    Fri Oct 3rd 2025 Frontier Airlines · F9 4702 Depart at 6:02pm from Austin (AUS) Fly for 2h 25m Arrive at 9:27pm in Atlanta (ATL)

    Layover in Atlanta for 7h 38m

    Sat Oct 4th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$594
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirAllegiant Air
    3:08pm - 10:26am
    Fri Oct 10th 2025
    19h 18m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 987 Depart at 3:08pm from Key West (EYW) Fly for 1h 1m Arrive at 4:09pm in Tampa (PIE)

    Layover in Tampa for 3h 18m

    Fri Oct 10th 2025 Allegiant Air · G4 1021 Depart at 7:27pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:04pm in Knoxville (TYS)

    Layover in Knoxville for 11h 11m

    Sat Oct 11th 2025 Allegiant Air · G4 1397 Depart at 8:15am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:26am in Boston (BOS)

  • US$594
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 8th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirSpirit Airlines
    10:06am - 11:26am
    Fri Oct 10th 2025
    25h 20m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 8th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 9th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 9th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 10th 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 52m

    Sat Oct 11th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$597
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirSpirit AirlinesSpirit AirlinesSpirit Airlines
    8:45pm - 8:56pm
    Fri Oct 10th 2025
    24h 11m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 44m

    Sat Oct 11th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 6h 56m

    Sat Oct 11th 2025 Spirit Airlines · NK 2398 Depart at 4:21pm from Orlando (MCO) Fly for 1h 28m Arrive at 5:49pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 0h 53m

    Sat Oct 11th 2025 Spirit Airlines · NK 2350 Depart at 6:42pm from Myrtle Beach (MYR) Fly for 2h 14m Arrive at 8:56pm in Boston (BOS)

  • US$597
    Spirit AirlinesSpirit AirlinesBREEZE
    3:00pm - 10:19am
    Wed Oct 1st 2025
    19h 19m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    10:06am - 8:11am
    Fri Oct 3rd 2025
    22h 5m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 31m Arrive at 6:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 16m

    Wed Oct 1st 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 9h 21m

    Thu Oct 2nd 2025 BREEZE · MX 123 Depart at 9:12am from Tampa (TPA) Fly for 1h 7m Arrive at 10:19am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 3rd 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 29m

    Fri Oct 3rd 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 5h 10m

    Sat Oct 4th 2025 Frontier Airlines · F9 1216 Depart at 5:01am from Tampa (TPA) Fly for 3h 10m Arrive at 8:11am in Boston (BOS)

  • US$598
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirSpirit AirlinesSpirit Airlines
    6:36pm - 1:44pm
    Mon Oct 13th 2025
    19h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 13th 2025 Allegiant Air · G4 1106 Depart at 6:36pm from Key West (EYW) Fly for 2h 43m Arrive at 9:19pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 9h 53m

    Tue Oct 14th 2025 Spirit Airlines · NK 2504 Depart at 7:12am from Pittsburgh (PIT) Fly for 2h 13m Arrive at 9:25am in Orlando (MCO)

    Layover in Orlando for 1h 23m

    Tue Oct 14th 2025 Spirit Airlines · NK 2178 Depart at 10:48am from Orlando (MCO) Fly for 2h 56m Arrive at 1:44pm in Boston (BOS)

  • US$603
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:20pm - 4:00pm
    Sat Sep 27th 2025
    27h 40m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirSpirit Airlines
    12:09pm - 11:13am
    Mon Sep 29th 2025
    23h 4m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Sep 27th 2025 Spirit Airlines · NK 2179 Depart at 12:20pm from Boston (BOS) Fly for 3h 16m Arrive at 3:36pm in Orlando (MCO)

    Layover in Orlando for 5h 7m

    Sat Sep 27th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 28m Arrive at 11:11pm in Indianapolis (IND)

    Layover in Indianapolis for 9h 19m

    Sun Sep 28th 2025 Allegiant Air · G4 606 Depart at 8:30am from Indianapolis (IND) Fly for 2h 13m Arrive at 10:43am in Tampa (PIE)

    Layover in Tampa for 4h 15m

    Sun Sep 28th 2025 Allegiant Air · G4 1013 Depart at 2:58pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:00pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Sep 29th 2025 Allegiant Air · G4 377 Depart at 12:09pm from Key West (EYW) Fly for 2h 33m Arrive at 2:42pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 52m

    Mon Sep 29th 2025 Allegiant Air · G4 382 Depart at 5:34pm from Cincinnati (CVG) Fly for 2h 32m Arrive at 8:06pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 54m

    Tue Sep 30th 2025 Spirit Airlines · NK 1300 Depart at 8:00am from Fort Lauderdale (FLL) Fly for 3h 13m Arrive at 11:13am in Boston (BOS)

  • US$607
    Allegiant AirAllegiant AirAllegiant Air
    8:58am - 9:02am
    Fri Oct 10th 2025
    24h 4m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:30pm - 8:08am
    Sun Oct 12th 2025
    16h 38m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Fri Oct 10th 2025 Allegiant Air · G4 226 Depart at 8:58am from Boston (BOS) Fly for 2h 25m Arrive at 11:23am in Asheville (AVL)

    Layover in Asheville for 6h 51m

    Fri Oct 10th 2025 Allegiant Air · G4 1876 Depart at 6:14pm from Asheville (AVL) Fly for 1h 37m Arrive at 7:51pm in Tampa (PIE)

    Layover in Tampa for 12h 9m

    Sat Oct 11th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Oct 12th 2025 Allegiant Air · G4 1245 Depart at 3:30pm from Key West (EYW) Fly for 1h 7m Arrive at 4:37pm in Orlando (SFB)

    Layover in Orlando for 5h 14m

    Sun Oct 12th 2025 Allegiant Air · G4 263 Depart at 9:51pm from Orlando (SFB) Fly for 1h 30m Arrive at 11:21pm in Asheville (AVL)

    Layover in Asheville for 6h 39m

    Mon Oct 13th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$608
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 10:04am
    Wed Oct 8th 2025
    27h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:08pm - 11:38am
    Fri Oct 10th 2025
    20h 30m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 20m

    Wed Oct 8th 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 7:43pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 47m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 987 Depart at 3:08pm from Key West (EYW) Fly for 1h 1m Arrive at 4:09pm in Tampa (PIE)

    Layover in Tampa for 4h 32m

    Fri Oct 10th 2025 Allegiant Air · G4 1865 Depart at 8:41pm from Tampa (PIE) Fly for 1h 34m Arrive at 10:15pm in Asheville (AVL)

    Layover in Asheville for 11h 15m

    Sat Oct 11th 2025 Allegiant Air · G4 224 Depart at 9:30am from Asheville (AVL) Fly for 2h 8m Arrive at 11:38am in Boston (BOS)

  • US$610
    Allegiant AirAllegiant AirAllegiant Air
    12:01pm - 8:12am
    Thu Oct 16th 2025
    20h 11m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:11am
    Sat Oct 18th 2025
    25h 19m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 6h 55m

    Thu Oct 16th 2025 Allegiant Air · G4 2673 Depart at 9:25pm from Knoxville (TYS) Fly for 1h 39m Arrive at 11:04pm in Tampa (PIE)

    Layover in Tampa for 8h 6m

    Fri Oct 17th 2025 Allegiant Air · G4 973 Depart at 7:10am from Tampa (PIE) Fly for 1h 2m Arrive at 8:12am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 8h 38m

    Sat Oct 18th 2025 Allegiant Air · G4 2708 Depart at 7:31pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:08pm in Knoxville (TYS)

    Layover in Knoxville for 11h 52m

    Sun Oct 19th 2025 Allegiant Air · G4 1396 Depart at 9:00am from Knoxville (TYS) Fly for 2h 11m Arrive at 11:11am in Boston (BOS)

  • US$611
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 9:16am
    Thu Oct 9th 2025
    18h 23m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 11th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 9th 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 4h 19m

    Thu Oct 9th 2025 Frontier Airlines · F9 2547 Depart at 10:28pm from Orlando (MCO) Fly for 2h 14m Arrive at 12:42am in Cincinnati (CVG)

    Layover in Cincinnati for 6h 3m

    Fri Oct 10th 2025 Allegiant Air · G4 374 Depart at 6:45am from Cincinnati (CVG) Fly for 2h 31m Arrive at 9:16am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 11th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 11th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 12th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$615
    Allegiant AirAllegiant AirAllegiant Air
    12:01pm - 8:12am
    Thu Oct 16th 2025
    20h 11m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 10:05am
    Sat Oct 18th 2025
    24h 13m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Oct 16th 2025 Allegiant Air · G4 3036 Depart at 12:01pm from Boston (BOS) Fly for 2h 29m Arrive at 2:30pm in Knoxville (TYS)

    Layover in Knoxville for 6h 55m

    Thu Oct 16th 2025 Allegiant Air · G4 2673 Depart at 9:25pm from Knoxville (TYS) Fly for 1h 39m Arrive at 11:04pm in Tampa (PIE)

    Layover in Tampa for 8h 6m

    Fri Oct 17th 2025 Allegiant Air · G4 973 Depart at 7:10am from Tampa (PIE) Fly for 1h 2m Arrive at 8:12am in Key West (EYW)

    Stay in Key West for 1 night

    Sat Oct 18th 2025 Allegiant Air · G4 993 Depart at 9:52am from Key West (EYW) Fly for 1h 1m Arrive at 10:53am in Tampa (PIE)

    Layover in Tampa for 6h 21m

    Sat Oct 18th 2025 Allegiant Air · G4 1031 Depart at 5:14pm from Tampa (PIE) Fly for 2h 37m Arrive at 7:51pm in Grand Rapids (GRR)

    Layover in Grand Rapids for 12h 9m

    Sun Oct 19th 2025 Allegiant Air · G4 548 Depart at 8:00am from Grand Rapids (GRR) Fly for 2h 5m Arrive at 10:05am in Boston (BOS)

  • US$620
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 8th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:08pm - 11:38am
    Fri Oct 10th 2025
    20h 30m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 8th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 987 Depart at 3:08pm from Key West (EYW) Fly for 1h 1m Arrive at 4:09pm in Tampa (PIE)

    Layover in Tampa for 4h 32m

    Fri Oct 10th 2025 Allegiant Air · G4 1865 Depart at 8:41pm from Tampa (PIE) Fly for 1h 34m Arrive at 10:15pm in Asheville (AVL)

    Layover in Asheville for 11h 15m

    Sat Oct 11th 2025 Allegiant Air · G4 224 Depart at 9:30am from Asheville (AVL) Fly for 2h 8m Arrive at 11:38am in Boston (BOS)

  • US$623
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:10am - 10:04am
    Wed Oct 1st 2025
    27h 54m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    10:06am - 7:43am
    Fri Oct 3rd 2025
    21h 37m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 448 Depart at 6:10am from Boston (BOS) Fly for 3h 28m Arrive at 9:38am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 22m

    Wed Oct 1st 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 47m Arrive at 7:47pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 43m

    Thu Oct 2nd 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 3rd 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 3rd 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 12m

    Fri Oct 3rd 2025 Spirit Airlines · NK 130 Depart at 10:30pm from Fort Lauderdale (FLL) Fly for 1h 58m Arrive at 12:28am in Atlanta (ATL)

    Layover in Atlanta for 4h 37m

    Sat Oct 4th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$632
    Spirit AirlinesSpirit AirlinesBREEZE
    3:00pm - 10:19am
    Wed Oct 1st 2025
    19h 19m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit AirlinesFrontier Airlines
    10:06am - 7:43am
    Fri Oct 3rd 2025
    21h 37m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 31m Arrive at 6:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 16m

    Wed Oct 1st 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 9h 21m

    Thu Oct 2nd 2025 BREEZE · MX 123 Depart at 9:12am from Tampa (TPA) Fly for 1h 7m Arrive at 10:19am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 3rd 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 12m

    Fri Oct 3rd 2025 Spirit Airlines · NK 130 Depart at 10:30pm from Fort Lauderdale (FLL) Fly for 1h 58m Arrive at 12:28am in Atlanta (ATL)

    Layover in Atlanta for 4h 37m

    Sat Oct 4th 2025 Frontier Airlines · F9 3512 Depart at 5:05am from Atlanta (ATL) Fly for 2h 38m Arrive at 7:43am in Boston (BOS)

  • US$633
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Wed Oct 8th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:08pm - 10:26am
    Fri Oct 10th 2025
    19h 18m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Wed Oct 8th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Thu Oct 9th 2025 Allegiant Air · G4 2624 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Thu Oct 9th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 Allegiant Air · G4 987 Depart at 3:08pm from Key West (EYW) Fly for 1h 1m Arrive at 4:09pm in Tampa (PIE)

    Layover in Tampa for 3h 18m

    Fri Oct 10th 2025 Allegiant Air · G4 1021 Depart at 7:27pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:04pm in Knoxville (TYS)

    Layover in Knoxville for 11h 11m

    Sat Oct 11th 2025 Allegiant Air · G4 1397 Depart at 8:15am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:26am in Boston (BOS)

  • US$634
    Spirit AirlinesSpirit AirlinesAllegiant Air
    6:11am - 10:04am
    Wed Oct 8th 2025
    27h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 8:56pm
    Fri Oct 10th 2025
    12h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 7h 20m

    Wed Oct 8th 2025 Spirit Airlines · NK 2414 Depart at 5:00pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 7:43pm in Indianapolis (IND)

    Layover in Indianapolis for 11h 47m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 6h 19m

    Fri Oct 10th 2025 Spirit Airlines · NK 2398 Depart at 4:16pm from Orlando (MCO) Fly for 1h 28m Arrive at 5:44pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 0h 58m

    Fri Oct 10th 2025 Spirit Airlines · NK 2350 Depart at 6:42pm from Myrtle Beach (MYR) Fly for 2h 14m Arrive at 8:56pm in Boston (BOS)

  • US$638
    Allegiant AirAllegiant AirAllegiant Air
    8:58am - 9:02am
    Fri Oct 10th 2025
    24h 4m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:55am - 10:52pm
    Sun Oct 12th 2025
    13h 57m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Fri Oct 10th 2025 Allegiant Air · G4 226 Depart at 8:58am from Boston (BOS) Fly for 2h 25m Arrive at 11:23am in Asheville (AVL)

    Layover in Asheville for 6h 51m

    Fri Oct 10th 2025 Allegiant Air · G4 1876 Depart at 6:14pm from Asheville (AVL) Fly for 1h 37m Arrive at 7:51pm in Tampa (PIE)

    Layover in Tampa for 12h 9m

    Sat Oct 11th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 0 nights

    Sun Oct 12th 2025 BREEZE · MX 158 Depart at 8:55am from Key West (EYW) Fly for 1h 10m Arrive at 10:05am in Orlando (MCO)

    Layover in Orlando for 2h 59m

    Sun Oct 12th 2025 Spirit Airlines · NK 2154 Depart at 1:04pm from Orlando (MCO) Fly for 2h 37m Arrive at 3:41pm in Detroit (DTW)

    Layover in Detroit for 5h 14m

    Sun Oct 12th 2025 Spirit Airlines · NK 2152 Depart at 8:55pm from Detroit (DTW) Fly for 1h 57m Arrive at 10:52pm in Boston (BOS)

  • US$646
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 8th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 8:56pm
    Fri Oct 10th 2025
    12h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 8th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 6h 19m

    Fri Oct 10th 2025 Spirit Airlines · NK 2398 Depart at 4:16pm from Orlando (MCO) Fly for 1h 28m Arrive at 5:44pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 0h 58m

    Fri Oct 10th 2025 Spirit Airlines · NK 2350 Depart at 6:42pm from Myrtle Beach (MYR) Fly for 2h 14m Arrive at 8:56pm in Boston (BOS)

  • US$648
    Spirit AirlinesAllegiant AirAllegiant Air
    6:11am - 10:04am
    Sat Oct 11th 2025
    27h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 10:52pm
    Mon Oct 13th 2025
    14h 5m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 34m

    Sat Oct 11th 2025 Allegiant Air · G4 490 Depart at 2:14pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 4:57pm in Indianapolis (IND)

    Layover in Indianapolis for 14h 33m

    Sun Oct 12th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 3h 7m

    Mon Oct 13th 2025 Spirit Airlines · NK 2154 Depart at 1:04pm from Orlando (MCO) Fly for 2h 37m Arrive at 3:41pm in Detroit (DTW)

    Layover in Detroit for 5h 14m

    Mon Oct 13th 2025 Spirit Airlines · NK 2152 Depart at 8:55pm from Detroit (DTW) Fly for 1h 57m Arrive at 10:52pm in Boston (BOS)

  • US$668
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 8th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirSpirit AirlinesSpirit Airlines
    8:45pm - 11:59pm
    Fri Oct 10th 2025
    27h 14m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 8th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 1106 Depart at 8:45pm from Key West (EYW) Fly for 2h 43m Arrive at 11:28pm in Pittsburgh (PIT)

    Layover in Pittsburgh for 7h 17m

    Sat Oct 11th 2025 Spirit Airlines · NK 2265 Depart at 6:45am from Pittsburgh (PIT) Fly for 2h 35m Arrive at 9:20am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 20m

    Sat Oct 11th 2025 Spirit Airlines · NK 449 Depart at 8:40pm from Fort Lauderdale (FLL) Fly for 3h 19m Arrive at 11:59pm in Boston (BOS)

  • US$670
    Allegiant AirAllegiant Air
    10:58am - 11:42am
    Wed Oct 8th 2025
    24h 44m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant Air
    9:02am - 10:26am
    Fri Oct 10th 2025
    25h 24m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 8th 2025 Allegiant Air · G4 226 Depart at 10:58am from Boston (BOS) Fly for 2h 25m Arrive at 1:23pm in Asheville (AVL)

    Layover in Asheville for 20h 17m

    Thu Oct 9th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 10th 2025 Allegiant Air · G4 3791 Depart at 9:02am from Key West (EYW) Fly for 2h 15m Arrive at 11:17am in Knoxville (TYS)

    Layover in Knoxville for 20h 58m

    Sat Oct 11th 2025 Allegiant Air · G4 1397 Depart at 8:15am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:26am in Boston (BOS)

  • US$675
    Spirit AirlinesSpirit AirlinesAllegiant AirAllegiant Air
    12:31pm - 4:04pm
    Sat Oct 11th 2025
    27h 33m
    Boston (BOS) → Key West (EYW)
    3 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 10:52pm
    Mon Oct 13th 2025
    14h 5m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 5h 57m

    Sat Oct 11th 2025 Spirit Airlines · NK 701 Depart at 9:46pm from Orlando (MCO) Fly for 3h 0m Arrive at 11:46pm in Kansas City (MCI)

    Layover in Kansas City for 9h 9m

    Sun Oct 12th 2025 Allegiant Air · G4 2626 Depart at 8:55am from Kansas City (MCI) Fly for 2h 34m Arrive at 12:29pm in Tampa (PIE)

    Layover in Tampa for 2h 33m

    Sun Oct 12th 2025 Allegiant Air · G4 1039 Depart at 3:02pm from Tampa (PIE) Fly for 1h 2m Arrive at 4:04pm in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 3h 7m

    Mon Oct 13th 2025 Spirit Airlines · NK 2154 Depart at 1:04pm from Orlando (MCO) Fly for 2h 37m Arrive at 3:41pm in Detroit (DTW)

    Layover in Detroit for 5h 14m

    Mon Oct 13th 2025 Spirit Airlines · NK 2152 Depart at 8:55pm from Detroit (DTW) Fly for 1h 57m Arrive at 10:52pm in Boston (BOS)

  • US$676
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 8th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit Airlines
    10:06am - 11:26am
    Fri Oct 10th 2025
    25h 20m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 8th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 377 Depart at 10:06am from Key West (EYW) Fly for 2h 38m Arrive at 12:44pm in Cincinnati (CVG)

    Layover in Cincinnati for 5h 6m

    Fri Oct 10th 2025 Allegiant Air · G4 380 Depart at 5:50pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 8:18pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 11h 52m

    Sat Oct 11th 2025 Spirit Airlines · NK 1300 Depart at 8:10am from Fort Lauderdale (FLL) Fly for 3h 16m Arrive at 11:26am in Boston (BOS)

  • US$680
    Spirit AirlinesSpirit AirlinesBREEZE
    3:00pm - 10:19am
    Wed Oct 1st 2025
    19h 19m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant Air
    8:12am - 10:31am
    Fri Oct 3rd 2025
    26h 19m
    Key West (EYW) → Boston (BOS)
    1 Stop

    Wed Oct 1st 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 31m Arrive at 6:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 16m

    Wed Oct 1st 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 9h 21m

    Thu Oct 2nd 2025 BREEZE · MX 123 Depart at 9:12am from Tampa (TPA) Fly for 1h 7m Arrive at 10:19am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 Allegiant Air · G4 3791 Depart at 8:12am from Key West (EYW) Fly for 2h 15m Arrive at 10:27am in Knoxville (TYS)

    Layover in Knoxville for 21h 53m

    Sat Oct 4th 2025 Allegiant Air · G4 1397 Depart at 8:20am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:31am in Boston (BOS)

  • US$681
    Allegiant AirAllegiant Air
    12:28pm - 11:42am
    Sat Oct 11th 2025
    23h 14m
    Boston (BOS) → Key West (EYW)
    1 Stop
    Allegiant AirAllegiant AirSpirit Airlines
    10:51am - 11:59pm
    Mon Oct 13th 2025
    13h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Allegiant Air · G4 226 Depart at 12:28pm from Boston (BOS) Fly for 2h 25m Arrive at 2:53pm in Asheville (AVL)

    Layover in Asheville for 18h 47m

    Sun Oct 12th 2025 Allegiant Air · G4 1893 Depart at 9:40am from Asheville (AVL) Fly for 2h 2m Arrive at 11:42am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 Allegiant Air · G4 1987 Depart at 10:51am from Key West (EYW) Fly for 2h 38m Arrive at 1:29pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 16m

    Mon Oct 13th 2025 Allegiant Air · G4 369 Depart at 3:45pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 6:13pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 27m

    Mon Oct 13th 2025 Spirit Airlines · NK 449 Depart at 8:40pm from Fort Lauderdale (FLL) Fly for 3h 19m Arrive at 11:59pm in Boston (BOS)

  • US$681
    Spirit AirlinesFrontier AirlinesAllegiant Air
    2:53pm - 11:19am
    Thu Sep 18th 2025
    20h 26m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    9:52am - 11:17am
    Sat Sep 20th 2025
    25h 25m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Thu Sep 18th 2025 Spirit Airlines · NK 2179 Depart at 2:53pm from Boston (BOS) Fly for 3h 16m Arrive at 6:09pm in Orlando (MCO)

    Layover in Orlando for 4h 36m

    Thu Sep 18th 2025 Frontier Airlines · F9 2547 Depart at 10:45pm from Orlando (MCO) Fly for 2h 12m Arrive at 12:57am in Cincinnati (CVG)

    Layover in Cincinnati for 7h 48m

    Fri Sep 19th 2025 Allegiant Air · G4 374 Depart at 8:45am from Cincinnati (CVG) Fly for 2h 34m Arrive at 11:19am in Key West (EYW)

    Stay in Key West for 0 nights

    Sat Sep 20th 2025 Allegiant Air · G4 2601 Depart at 9:52am from Key West (EYW) Fly for 1h 4m Arrive at 10:56am in Tampa (PIE)

    Layover in Tampa for 7h 31m

    Sat Sep 20th 2025 Allegiant Air · G4 2705 Depart at 6:27pm from Tampa (PIE) Fly for 1h 38m Arrive at 8:05pm in Knoxville (TYS)

    Layover in Knoxville for 12h 55m

    Sun Sep 21st 2025 Allegiant Air · G4 1397 Depart at 9:00am from Knoxville (TYS) Fly for 2h 17m Arrive at 11:17am in Boston (BOS)

  • US$683
    Allegiant AirAllegiant AirAllegiant Air
    8:58am - 9:02am
    Fri Oct 10th 2025
    24h 4m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    4:54pm - 8:08am
    Sun Oct 12th 2025
    15h 14m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Fri Oct 10th 2025 Allegiant Air · G4 226 Depart at 8:58am from Boston (BOS) Fly for 2h 25m Arrive at 11:23am in Asheville (AVL)

    Layover in Asheville for 6h 51m

    Fri Oct 10th 2025 Allegiant Air · G4 1876 Depart at 6:14pm from Asheville (AVL) Fly for 1h 37m Arrive at 7:51pm in Tampa (PIE)

    Layover in Tampa for 12h 9m

    Sat Oct 11th 2025 Allegiant Air · G4 973 Depart at 8:00am from Tampa (PIE) Fly for 1h 2m Arrive at 9:02am in Key West (EYW)

    Stay in Key West for 1 night

    Sun Oct 12th 2025 Allegiant Air · G4 1046 Depart at 4:54pm from Key West (EYW) Fly for 1h 1m Arrive at 5:55pm in Tampa (PIE)

    Layover in Tampa for 2h 19m

    Sun Oct 12th 2025 Allegiant Air · G4 1881 Depart at 8:14pm from Tampa (PIE) Fly for 1h 35m Arrive at 9:49pm in Asheville (AVL)

    Layover in Asheville for 8h 11m

    Mon Oct 13th 2025 Allegiant Air · G4 224 Depart at 6:00am from Asheville (AVL) Fly for 2h 8m Arrive at 8:08am in Boston (BOS)

  • US$715
    Spirit AirlinesSpirit AirlinesAllegiant Air
    12:31pm - 10:04am
    Wed Oct 8th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirAllegiant Air
    3:08pm - 10:26am
    Fri Oct 10th 2025
    19h 18m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Wed Oct 8th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 4h 54m

    Wed Oct 8th 2025 Spirit Airlines · NK 2400 Depart at 8:43pm from Orlando (MCO) Fly for 2h 27m Arrive at 11:10pm in Indianapolis (IND)

    Layover in Indianapolis for 8h 20m

    Thu Oct 9th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Fri Oct 10th 2025 Allegiant Air · G4 987 Depart at 3:08pm from Key West (EYW) Fly for 1h 1m Arrive at 4:09pm in Tampa (PIE)

    Layover in Tampa for 3h 18m

    Fri Oct 10th 2025 Allegiant Air · G4 1021 Depart at 7:27pm from Tampa (PIE) Fly for 1h 37m Arrive at 9:04pm in Knoxville (TYS)

    Layover in Knoxville for 11h 11m

    Sat Oct 11th 2025 Allegiant Air · G4 1397 Depart at 8:15am from Knoxville (TYS) Fly for 2h 11m Arrive at 10:26am in Boston (BOS)

  • US$725
    Spirit AirlinesAllegiant AirAllegiant Air
    6:11am - 10:04am
    Sat Oct 11th 2025
    27h 53m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 8:56pm
    Mon Oct 13th 2025
    12h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Spirit Airlines · NK 448 Depart at 6:11am from Boston (BOS) Fly for 3h 29m Arrive at 9:40am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 34m

    Sat Oct 11th 2025 Allegiant Air · G4 490 Depart at 2:14pm from Fort Lauderdale (FLL) Fly for 2h 43m Arrive at 4:57pm in Indianapolis (IND)

    Layover in Indianapolis for 14h 33m

    Sun Oct 12th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 6h 19m

    Mon Oct 13th 2025 Spirit Airlines · NK 2398 Depart at 4:16pm from Orlando (MCO) Fly for 1h 28m Arrive at 5:44pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 0h 58m

    Mon Oct 13th 2025 Spirit Airlines · NK 2350 Depart at 6:42pm from Myrtle Beach (MYR) Fly for 2h 14m Arrive at 8:56pm in Boston (BOS)

  • US$778
    Spirit AirlinesFrontier AirlinesAllegiant Air
    12:31pm - 10:04am
    Sat Oct 11th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 10:52pm
    Mon Oct 13th 2025
    14h 5m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 2h 57m

    Sat Oct 11th 2025 Frontier Airlines · F9 4837 Depart at 6:46pm from Orlando (MCO) Fly for 2h 33m Arrive at 9:19pm in Indianapolis (IND)

    Layover in Indianapolis for 10h 11m

    Sun Oct 12th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 3h 7m

    Mon Oct 13th 2025 Spirit Airlines · NK 2154 Depart at 1:04pm from Orlando (MCO) Fly for 2h 37m Arrive at 3:41pm in Detroit (DTW)

    Layover in Detroit for 5h 14m

    Mon Oct 13th 2025 Spirit Airlines · NK 2152 Depart at 8:55pm from Detroit (DTW) Fly for 1h 57m Arrive at 10:52pm in Boston (BOS)

  • US$856
    Spirit AirlinesFrontier AirlinesAllegiant Air
    12:31pm - 10:04am
    Sat Oct 11th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    BREEZESpirit AirlinesSpirit Airlines
    8:47am - 8:56pm
    Mon Oct 13th 2025
    12h 9m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 2h 57m

    Sat Oct 11th 2025 Frontier Airlines · F9 4837 Depart at 6:46pm from Orlando (MCO) Fly for 2h 33m Arrive at 9:19pm in Indianapolis (IND)

    Layover in Indianapolis for 10h 11m

    Sun Oct 12th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 0 nights

    Mon Oct 13th 2025 BREEZE · MX 158 Depart at 8:47am from Key West (EYW) Fly for 1h 10m Arrive at 9:57am in Orlando (MCO)

    Layover in Orlando for 6h 19m

    Mon Oct 13th 2025 Spirit Airlines · NK 2398 Depart at 4:16pm from Orlando (MCO) Fly for 1h 28m Arrive at 5:44pm in Myrtle Beach (MYR)

    Layover in Myrtle Beach for 0h 58m

    Mon Oct 13th 2025 Spirit Airlines · NK 2350 Depart at 6:42pm from Myrtle Beach (MYR) Fly for 2h 14m Arrive at 8:56pm in Boston (BOS)

  • US$960
    Spirit AirlinesSpirit AirlinesBREEZE
    3:00pm - 10:19am
    Wed Oct 1st 2025
    19h 19m
    Boston (BOS) → Key West (EYW)
    2 Stops
    AeroMéxicoAeroMéxicoSpirit AirlinesSpirit Airlines
    7:00am - 11:57pm
    Fri Oct 3rd 2025
    16h 57m
    Key West (EYW) → Boston (BOS)
    3 Stops

    Wed Oct 1st 2025 Spirit Airlines · NK 1301 Depart at 3:00pm from Boston (BOS) Fly for 3h 31m Arrive at 6:31pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 16m

    Wed Oct 1st 2025 Spirit Airlines · NK 2377 Depart at 10:47pm from Fort Lauderdale (FLL) Fly for 1h 4m Arrive at 11:51pm in Tampa (TPA)

    Layover in Tampa for 9h 21m

    Thu Oct 2nd 2025 BREEZE · MX 123 Depart at 9:12am from Tampa (TPA) Fly for 1h 7m Arrive at 10:19am in Key West (EYW)

    Stay in Key West for 0 nights

    Fri Oct 3rd 2025 AeroMéxico · AM 4377 Depart at 7:00am from Key West (EYW) Fly for 2h 0m Arrive at 9:00am in Atlanta (ATL)

    Layover in Atlanta for 0h 59m

    Fri Oct 3rd 2025 AeroMéxico · AM 5229 Depart at 9:59am from Atlanta (ATL) Fly for 2h 26m Arrive at 11:25am in Cancún (CUN)

    Layover in Cancún for 2h 42m

    Fri Oct 3rd 2025 Spirit Airlines · NK 528 Depart at 2:07pm from Cancún (CUN) Fly for 1h 53m Arrive at 5:00pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 3h 42m

    Fri Oct 3rd 2025 Spirit Airlines · NK 449 Depart at 8:42pm from Fort Lauderdale (FLL) Fly for 3h 15m Arrive at 11:57pm in Boston (BOS)

  • US$966
    Spirit AirlinesFrontier AirlinesAllegiant Air
    12:31pm - 10:04am
    Sat Oct 11th 2025
    21h 33m
    Boston (BOS) → Key West (EYW)
    2 Stops
    Allegiant AirAllegiant AirSpirit Airlines
    10:51am - 11:59pm
    Mon Oct 13th 2025
    13h 8m
    Key West (EYW) → Boston (BOS)
    2 Stops

    Sat Oct 11th 2025 Spirit Airlines · NK 2179 Depart at 12:31pm from Boston (BOS) Fly for 3h 18m Arrive at 3:49pm in Orlando (MCO)

    Layover in Orlando for 2h 57m

    Sat Oct 11th 2025 Frontier Airlines · F9 4837 Depart at 6:46pm from Orlando (MCO) Fly for 2h 33m Arrive at 9:19pm in Indianapolis (IND)

    Layover in Indianapolis for 10h 11m

    Sun Oct 12th 2025 Allegiant Air · G4 587 Depart at 7:30am from Indianapolis (IND) Fly for 2h 34m Arrive at 10:04am in Key West (EYW)

    Stay in Key West for 1 night

    Mon Oct 13th 2025 Allegiant Air · G4 1987 Depart at 10:51am from Key West (EYW) Fly for 2h 38m Arrive at 1:29pm in Cincinnati (CVG)

    Layover in Cincinnati for 2h 16m

    Mon Oct 13th 2025 Allegiant Air · G4 369 Depart at 3:45pm from Cincinnati (CVG) Fly for 2h 28m Arrive at 6:13pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 27m

    Mon Oct 13th 2025 Spirit Airlines · NK 449 Depart at 8:40pm from Fort Lauderdale (FLL) Fly for 3h 19m Arrive at 11:59pm in Boston (BOS)

@sarahbb1
Sarah Belizaire
@sarahbb1

Have flexible travel plans or looking for alternative routes given the chaos? Check out all the connection possibilities via a super helpful site created by @ismaelyws flightlist.io thanks to @andy_travels for the recommendation #travel #flights

@eyupitsjohn
John Ford
@eyupitsjohn

There seem to be lots of sites launching at the moment that promise to find you cheap flights but not many have the professional finish of Flightlist by @ismaelyws #travel #flights

@oamingsonaa
Roaming Sonaa
@roamingsonaa

For people wanting to maximize their trips, Flightlist is my newest travel hack for uncovering the coolest routes at irresistible prices. No stress, no annoying ads — just seamless flight booking with amazing functionality.

@andy_travels
Andy Travels
@andy_travels

@ismaelyws Just tried out Flightlist for the first time. Really nice idea, well made, and just what I need at the moment 👍

@travelwitbender
Travel With Bender
@travelwitbender

Did you spot my recent article about how to score cheap one way flights? ✈️ FlightList is my new secret tool for discovering cheap routes, within a departure date range. Plus you can also search by country/region for departures & destinations. Powerful! 💪

@travel.with.wes
Wesley Mergard
@travel.with.wes

One useful tool I've found for evaluating different departure and return dates is called FlightList.io. You can quickly scan different travel date ranges, carriers and one way flight options to easily determine the cheapest flight combinations for your trip.

Explore Flight Options

FlightList Blog

Flightlist Interviews 7 Travel Experts On Why They Book One Way Flights
Flightlist Interviews 7 Travel Experts On Why They Book One Way Flights
Why I built FlightList & solved my own problem
Why I Built FlightList & Solved My Own Problem

About FlightList

❝Founded by a remote worker and frequent flyer, who discovered that the best deals come from searching with flexible dates across entire countries or regions. Our streamlined platform strips away the clutter found on typical travel sites, offering a clean interface that focuses solely on finding cost-effective flights. Unlike traditional booking sites, FlightList allows users to search by date ranges and broad destinations, unveiling opportunities that rigid parameters often miss. Our filters let travelers tailor searches to their specific needs, whether they're digital nomads seeking their next adventure or budget-conscious explorers maximizing travel funds. We've made finding cheap flights into a quicker and easier experience, empowering users to discover just how far their budget can take them.❞

Hans Desjarlais, Founder Hans Desjarlais Profile Picture