Flights from Philadelphia to Castries (PHL to SLU)

Discover more affordable routes and cheaper dates from Philadelphia to Castries (PHL to SLU) within a date range.

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  • US$646
    Spirit AirlinesCaribbean AirlinesCaribbean Airlines
    6:00am - 11:30am
    Thu Jan 16th 2025
    28h 30m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Spirit Airlines · NK 399 Depart at 6:00am from Philadelphia (PHL) Fly for 2h 55m Arrive at 8:55am in Miami (MIA)

    Layover in Miami for 5h 15m

    Thu Jan 16th 2025 Caribbean Airlines · BW 483 Depart at 2:10pm from Miami (MIA) Fly for 3h 45m Arrive at 6:55pm in Port of Spain (POS)

    Layover in Port of Spain for 15h 30m

    Fri Jan 17th 2025 Caribbean Airlines · BW 434 Depart at 10:25am from Port of Spain (POS) Fly for 1h 5m Arrive at 11:30am in Saint Lucia (SLU)

  • US$682
    Spirit AirlinesCaribbean AirlinesCaribbean Airlines
    4:22pm - 10:45am
    Thu Jan 16th 2025
    41h 23m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Spirit Airlines · NK 1689 Depart at 4:22pm from Philadelphia (PHL) Fly for 3h 52m Arrive at 9:14pm in San Juan (SJU)

    Layover in San Juan for 18h 16m

    Fri Jan 17th 2025 Caribbean Airlines · BW 291 Depart at 3:30pm from San Juan (SJU) Fly for 2h 55m Arrive at 6:25pm in Port of Spain (POS)

    Layover in Port of Spain for 15h 15m

    Sat Jan 18th 2025 Caribbean Airlines · BW 282 Depart at 9:40am from Port of Spain (POS) Fly for 1h 5m Arrive at 10:45am in Saint Lucia (SLU)

  • US$731
    Spirit AirlinesCaribbean AirlinesCaribbean Airlines
    8:10pm - 10:45am
    Thu Jan 16th 2025
    37h 35m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Spirit Airlines · NK 530 Depart at 8:10pm from Philadelphia (PHL) Fly for 3h 1m Arrive at 11:11pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 16h 4m

    Fri Jan 17th 2025 Caribbean Airlines · BW 481 Depart at 3:15pm from Fort Lauderdale (FLL) Fly for 3h 45m Arrive at 8:00pm in Port of Spain (POS)

    Layover in Port of Spain for 13h 40m

    Sat Jan 18th 2025 Caribbean Airlines · BW 282 Depart at 9:40am from Port of Spain (POS) Fly for 1h 5m Arrive at 10:45am in Saint Lucia (SLU)

  • US$759
    Frontier AirlinesFrontier AirlinesCaribbean Airlines
    6:00am - 11:30am
    Thu Jan 16th 2025
    28h 30m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Frontier Airlines · F9 1016 Depart at 6:00am from Philadelphia (PHL) Fly for 3h 44m Arrive at 10:44am in San Juan (SJU)

    Layover in San Juan for 3h 51m

    Thu Jan 16th 2025 Frontier Airlines · F9 281 Depart at 2:35pm from San Juan (SJU) Fly for 1h 54m Arrive at 4:29pm in Port of Spain (POS)

    Layover in Port of Spain for 17h 56m

    Fri Jan 17th 2025 Caribbean Airlines · BW 434 Depart at 10:25am from Port of Spain (POS) Fly for 1h 5m Arrive at 11:30am in Saint Lucia (SLU)

  • US$775
    Spirit AirlinesCaribbean AirlinesCaribbean Airlines
    2:37pm - 10:45am
    Thu Jan 16th 2025
    43h 8m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Spirit Airlines · NK 349 Depart at 2:37pm from Philadelphia (PHL) Fly for 2h 58m Arrive at 5:35pm in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 21h 40m

    Fri Jan 17th 2025 Caribbean Airlines · BW 481 Depart at 3:15pm from Fort Lauderdale (FLL) Fly for 3h 45m Arrive at 8:00pm in Port of Spain (POS)

    Layover in Port of Spain for 13h 40m

    Sat Jan 18th 2025 Caribbean Airlines · BW 282 Depart at 9:40am from Port of Spain (POS) Fly for 1h 5m Arrive at 10:45am in Saint Lucia (SLU)

  • US$782
    Frontier AirlinesCaribbean AirlinesCaribbean Airlines
    3:56pm - 10:45am
    Thu Jan 16th 2025
    41h 49m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Frontier Airlines · F9 1166 Depart at 3:56pm from Philadelphia (PHL) Fly for 3h 44m Arrive at 8:40pm in San Juan (SJU)

    Layover in San Juan for 18h 50m

    Fri Jan 17th 2025 Caribbean Airlines · BW 291 Depart at 3:30pm from San Juan (SJU) Fly for 2h 55m Arrive at 6:25pm in Port of Spain (POS)

    Layover in Port of Spain for 15h 15m

    Sat Jan 18th 2025 Caribbean Airlines · BW 282 Depart at 9:40am from Port of Spain (POS) Fly for 1h 5m Arrive at 10:45am in Saint Lucia (SLU)

  • US$782
    Frontier AirlinesCaribbean AirlinesCaribbean Airlines
    11:00am - 10:45am
    Thu Jan 16th 2025
    46h 45m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Frontier Airlines · F9 1726 Depart at 11:00am from Philadelphia (PHL) Fly for 3h 44m Arrive at 3:44pm in San Juan (SJU)

    Layover in San Juan for 23h 46m

    Fri Jan 17th 2025 Caribbean Airlines · BW 291 Depart at 3:30pm from San Juan (SJU) Fly for 2h 55m Arrive at 6:25pm in Port of Spain (POS)

    Layover in Port of Spain for 15h 15m

    Sat Jan 18th 2025 Caribbean Airlines · BW 282 Depart at 9:40am from Port of Spain (POS) Fly for 1h 5m Arrive at 10:45am in Saint Lucia (SLU)

  • US$859
    Frontier AirlinesCaribbean AirlinesCaribbean Airlines
    7:37pm - 10:45am
    Thu Jan 16th 2025
    38h 8m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Frontier Airlines · F9 3379 Depart at 7:37pm from Philadelphia (PHL) Fly for 2h 56m Arrive at 10:33pm in Miami (MIA)

    Layover in Miami for 15h 37m

    Fri Jan 17th 2025 Caribbean Airlines · BW 483 Depart at 2:10pm from Miami (MIA) Fly for 3h 45m Arrive at 6:55pm in Port of Spain (POS)

    Layover in Port of Spain for 14h 45m

    Sat Jan 18th 2025 Caribbean Airlines · BW 282 Depart at 9:40am from Port of Spain (POS) Fly for 1h 5m Arrive at 10:45am in Saint Lucia (SLU)

  • US$957
    Spirit AirlinesAir CanadaAir Canada
    6:08am - 3:45pm
    Thu Jan 16th 2025
    32h 37m
    Philadelphia (PHL) → Saint Lucia (UVF)
    2 Stops

    Thu Jan 16th 2025 Spirit Airlines · NK 219 Depart at 6:08am from Philadelphia (PHL) Fly for 2h 57m Arrive at 9:05am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 4h 30m

    Thu Jan 16th 2025 Air Canada · AC 1627 Depart at 1:35pm from Fort Lauderdale (FLL) Fly for 3h 14m Arrive at 4:49pm in Toronto (YYZ)

    Layover in Toronto for 16h 36m

    Fri Jan 17th 2025 Air Canada · AC 1878 Depart at 9:25am from Toronto (YYZ) Fly for 5h 20m Arrive at 3:45pm in Saint Lucia (UVF)

  • US$1010
    Frontier AirlinesCaribbean AirlinesCaribbean Airlines
    10:18pm - 10:45am
    Thu Jan 16th 2025
    35h 27m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Frontier Airlines · F9 4169 Depart at 10:18pm from Philadelphia (PHL) Fly for 2h 41m Arrive at 12:59am in Orlando (MCO)

    Layover in Orlando for 13h 26m

    Fri Jan 17th 2025 Caribbean Airlines · BW 485 Depart at 2:25pm from Orlando (MCO) Fly for 4h 5m Arrive at 7:30pm in Port of Spain (POS)

    Layover in Port of Spain for 14h 10m

    Sat Jan 18th 2025 Caribbean Airlines · BW 282 Depart at 9:40am from Port of Spain (POS) Fly for 1h 5m Arrive at 10:45am in Saint Lucia (SLU)

  • US$1036
    Frontier AirlinesSilver AirwaysinterCaribbean Airways
    6:00am - 8:55am
    Thu Jan 16th 2025
    25h 55m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Frontier Airlines · F9 1016 Depart at 6:00am from Philadelphia (PHL) Fly for 3h 44m Arrive at 10:44am in San Juan (SJU)

    Layover in San Juan for 4h 31m

    Thu Jan 16th 2025 Silver Airways · 3M 104 Depart at 3:15pm from San Juan (SJU) Fly for 1h 40m Arrive at 4:55pm in Saint Andrew Parish (DOM)

    Layover in Saint Andrew Parish for 15h 15m

    Fri Jan 17th 2025 interCaribbean Airways · JY 705 Depart at 8:10am from Saint Andrew Parish (DOM) Fly for 0h 45m Arrive at 8:55am in Saint Lucia (SLU)

  • US$1055
    Spirit AirlinesAir CanadaAir Canada
    6:00am - 3:45pm
    Thu Jan 16th 2025
    32h 45m
    Philadelphia (PHL) → Saint Lucia (UVF)
    2 Stops

    Thu Jan 16th 2025 Spirit Airlines · NK 399 Depart at 6:00am from Philadelphia (PHL) Fly for 2h 55m Arrive at 8:55am in Miami (MIA)

    Layover in Miami for 7h 40m

    Thu Jan 16th 2025 Air Canada · AC 1647 Depart at 4:35pm from Miami (MIA) Fly for 3h 20m Arrive at 7:55pm in Toronto (YYZ)

    Layover in Toronto for 13h 30m

    Fri Jan 17th 2025 Air Canada · AC 1878 Depart at 9:25am from Toronto (YYZ) Fly for 5h 20m Arrive at 3:45pm in Saint Lucia (UVF)

  • US$1077
    Frontier AirlinesAir CanadaAir Canada
    7:50am - 3:45pm
    Thu Jan 16th 2025
    30h 55m
    Philadelphia (PHL) → Saint Lucia (UVF)
    2 Stops

    Thu Jan 16th 2025 Frontier Airlines · F9 2609 Depart at 7:50am from Philadelphia (PHL) Fly for 3h 4m Arrive at 10:54am in Fort Lauderdale (FLL)

    Layover in Fort Lauderdale for 2h 41m

    Thu Jan 16th 2025 Air Canada · AC 1627 Depart at 1:35pm from Fort Lauderdale (FLL) Fly for 3h 14m Arrive at 4:49pm in Toronto (YYZ)

    Layover in Toronto for 16h 36m

    Fri Jan 17th 2025 Air Canada · AC 1878 Depart at 9:25am from Toronto (YYZ) Fly for 5h 20m Arrive at 3:45pm in Saint Lucia (UVF)

  • US$1091
    Air CanadaAir CanadainterCaribbean Airways
    9:00am - 7:00pm
    Thu Jan 16th 2025
    33h 0m
    Philadelphia (PHL) → Saint Lucia (SLU)
    2 Stops

    Thu Jan 16th 2025 Air Canada · AC 8931 Depart at 9:00am from Philadelphia (PHL) Fly for 1h 36m Arrive at 10:36am in Toronto (YYZ)

    Layover in Toronto for 21h 54m

    Fri Jan 17th 2025 Air Canada · AC 966 Depart at 8:30am from Toronto (YYZ) Fly for 5h 0m Arrive at 2:30pm in Bridgetown (BGI)

    Layover in Bridgetown for 3h 45m

    Fri Jan 17th 2025 interCaribbean Airways · JY 766 Depart at 6:15pm from Bridgetown (BGI) Fly for 0h 45m Arrive at 7:00pm in Saint Lucia (SLU)

  • US$1436
    Air CanadaAir CanadaAir Canada
    3:30pm - 3:45pm
    Thu Jan 16th 2025
    23h 15m
    Philadelphia (PHL) → Saint Lucia (UVF)
    2 Stops

    Thu Jan 16th 2025 Air Canada · AC 8858 Depart at 3:30pm from Philadelphia (PHL) Fly for 1h 38m Arrive at 5:08pm in Montreal (YUL)

    Layover in Montreal for 2h 7m

    Thu Jan 16th 2025 Air Canada · AC 425 Depart at 7:15pm from Montreal (YUL) Fly for 1h 35m Arrive at 8:50pm in Toronto (YYZ)

    Layover in Toronto for 12h 35m

    Fri Jan 17th 2025 Air Canada · AC 1878 Depart at 9:25am from Toronto (YYZ) Fly for 5h 20m Arrive at 3:45pm in Saint Lucia (UVF)

  • US$6932
    Frontier AirlinesVirgin Atlantic AirwaysVirgin Atlantic Airways
    4:42pm - 6:30pm
    Thu Jan 16th 2025
    24h 48m
    Philadelphia (PHL) → Saint Lucia (UVF)
    2 Stops

    Thu Jan 16th 2025 Frontier Airlines · F9 2297 Depart at 4:42pm from Philadelphia (PHL) Fly for 2h 34m Arrive at 7:16pm in Atlanta (ATL)

    Layover in Atlanta for 3h 14m

    Thu Jan 16th 2025 Virgin Atlantic Airways · VS 4067 Depart at 10:30pm from Atlanta (ATL) Fly for 8h 10m Arrive at 11:40am in London (LHR)

    Layover in London for 1h 25m

    Fri Jan 17th 2025 Virgin Atlantic Airways · VS 221 Depart at 1:05pm from London (LHR) Fly for 9h 25m Arrive at 6:30pm in Saint Lucia (UVF)

@sarahbb1
Sarah Belizaire
@sarahbb1

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@eyupitsjohn
John Ford
@eyupitsjohn

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@oamingsonaa
Roaming Sonaa
@roamingsonaa

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@andy_travels
Andy Travels
@andy_travels

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@travelwitbender
Travel With Bender
@travelwitbender

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@travel.with.wes
Wesley Mergard
@travel.with.wes

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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

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