Cheap Flights from Denver to Barcelona (DEN to BCN)

Thu Sep 4th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Fri Sep 5th 2025 Icelandair · FI 596 Depart at 8:25am from Reykjavik (KEF) Fly for 4h 20m Arrive at 2:45pm in Barcelona (BCN)

Tue Sep 2nd 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Wed Sep 3rd 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Wed Sep 3rd 2025 Vueling · VY 6026 Depart at 5:25pm from London (LGW) Fly for 2h 10m Arrive at 8:35pm in Barcelona (BCN)

Mon Sep 1st 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 2nd 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 2nd 2025 Vueling · VY 6026 Depart at 4:50pm from London (LGW) Fly for 2h 15m Arrive at 8:05pm in Barcelona (BCN)

Tue Sep 2nd 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Wed Sep 3rd 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Wed Sep 3rd 2025 Vueling · VY 7821 Depart at 9:05pm from London (LGW) Fly for 2h 10m Arrive at 12:15am in Barcelona (BCN)

Mon Sep 1st 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 2nd 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 2nd 2025 Vueling · VY 7821 Depart at 6:35pm from London (LGW) Fly for 2h 10m Arrive at 9:45pm in Barcelona (BCN)

Mon Sep 1st 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 2nd 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 2nd 2025 Vueling · VY 7829 Depart at 9:45pm from London (LGW) Fly for 2h 10m Arrive at 12:55am in Barcelona (BCN)

Tue Sep 2nd 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Wed Sep 3rd 2025 Icelandair · FI 430 Depart at 10:10am from Reykjavik (KEF) Fly for 2h 15m Arrive at 1:25pm in Glasgow (GLA)

Wed Sep 3rd 2025 Ryanair · FR 5150 Depart at 3:55pm from Glasgow (GLA) Fly for 1h 0m Arrive at 4:55pm in Dublin (DUB)

Wed Sep 3rd 2025 Ryanair · FR 6395 Depart at 9:50pm from Dublin (DUB) Fly for 2h 30m Arrive at 1:20am in Barcelona (BCN)

Mon Sep 1st 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 2nd 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 2nd 2025 Vueling · VY 7827 Depart at 2:30pm from London (LGW) Fly for 2h 15m Arrive at 5:45pm in Barcelona (BCN)

Tue Sep 2nd 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Wed Sep 3rd 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Wed Sep 3rd 2025 Vueling · VY 7829 Depart at 6:05pm from London (LGW) Fly for 2h 10m Arrive at 9:15pm in Barcelona (BCN)

Mon Sep 8th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 9th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 9th 2025 Wizz Air Malta · W4 6304 Depart at 8:20pm from London (LGW) Fly for 2h 0m Arrive at 11:20pm in Milan (MXP)

Wed Sep 10th 2025 Wizz Air Malta · W4 6315 Depart at 10:35am from Milan (MXP) Fly for 1h 40m Arrive at 12:15pm in Barcelona (BCN)

Wed Sep 3rd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Thu Sep 4th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Thu Sep 4th 2025 Vueling · VY 6008 Depart at 4:35pm from London (LGW) Fly for 2h 15m Arrive at 7:50pm in Barcelona (BCN)

Thu Sep 4th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Fri Sep 5th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Fri Sep 5th 2025 Wizz Air Malta · W4 6004 Depart at 9:20pm from London (LGW) Fly for 2h 35m Arrive at 12:55am in Rome (FCO)

Sat Sep 6th 2025 Wizz Air Malta · W4 6017 Depart at 7:25am from Rome (FCO) Fly for 1h 50m Arrive at 9:15am in Barcelona (BCN)

Wed Sep 3rd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Thu Sep 4th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Thu Sep 4th 2025 Vueling · VY 6026 Depart at 2:00pm from London (LGW) Fly for 2h 15m Arrive at 5:15pm in Barcelona (BCN)

Mon Sep 8th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 9th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 9th 2025 Vueling · VY 7821 Depart at 6:35pm from London (LGW) Fly for 2h 10m Arrive at 9:45pm in Barcelona (BCN)

Wed Sep 3rd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Thu Sep 4th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Thu Sep 4th 2025 Vueling · VY 7821 Depart at 9:05pm from London (LGW) Fly for 2h 10m Arrive at 12:15am in Barcelona (BCN)

Mon Sep 1st 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 2nd 2025 Icelandair · FI 450 Depart at 7:40am from Reykjavik (KEF) Fly for 3h 15m Arrive at 11:55am in London (LHR)

Tue Sep 2nd 2025 Vueling · VY 6653 Depart at 8:50pm from London (LHR) Fly for 2h 15m Arrive at 12:05am in Barcelona (BCN)

Tue Sep 2nd 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Wed Sep 3rd 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Wed Sep 3rd 2025 easyJet · U2 8061 Depart at 4:45pm from London (LGW) Fly for 2h 10m Arrive at 7:55pm in Barcelona (BCN)

Mon Sep 1st 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 2nd 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 2nd 2025 easyJet · U2 8061 Depart at 4:45pm from London (LGW) Fly for 2h 10m Arrive at 7:55pm in Barcelona (BCN)

Wed Sep 3rd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Thu Sep 4th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Thu Sep 4th 2025 Vueling · VY 7827 Depart at 2:30pm from London (LGW) Fly for 2h 15m Arrive at 5:45pm in Barcelona (BCN)

Mon Sep 8th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 9th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 9th 2025 Vueling · VY 6026 Depart at 4:50pm from London (LGW) Fly for 2h 15m Arrive at 8:05pm in Barcelona (BCN)

Thu Sep 4th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Fri Sep 5th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Sat Sep 6th 2025 Vueling · VY 7833 Depart at 1:00pm from London (LGW) Fly for 2h 10m Arrive at 4:10pm in Barcelona (BCN)

Thu Sep 4th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Fri Sep 5th 2025 Icelandair · FI 430 Depart at 10:10am from Reykjavik (KEF) Fly for 2h 15m Arrive at 1:25pm in Glasgow (GLA)

Fri Sep 5th 2025 Ryanair · FR 5562 Depart at 3:40pm from Glasgow (GLA) Fly for 1h 0m Arrive at 4:40pm in Dublin (DUB)

Fri Sep 5th 2025 Ryanair · FR 6395 Depart at 10:00pm from Dublin (DUB) Fly for 2h 30m Arrive at 1:30am in Barcelona (BCN)

Wed Sep 3rd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Thu Sep 4th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Thu Sep 4th 2025 Vueling · VY 6628 Depart at 6:40pm from London (LGW) Fly for 2h 10m Arrive at 9:50pm in Barcelona (BCN)

Mon Sep 8th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 9th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 9th 2025 easyJet · U2 8061 Depart at 4:45pm from London (LGW) Fly for 2h 10m Arrive at 7:55pm in Barcelona (BCN)

Mon Sep 8th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Tue Sep 9th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Tue Sep 9th 2025 Vueling · VY 7827 Depart at 2:30pm from London (LGW) Fly for 2h 15m Arrive at 5:45pm in Barcelona (BCN)

Thu Sep 4th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Fri Sep 5th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Fri Sep 5th 2025 easyJet · U2 8061 Depart at 4:45pm from London (LGW) Fly for 2h 10m Arrive at 7:55pm in Barcelona (BCN)

Wed Sep 3rd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Thu Sep 4th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Thu Sep 4th 2025 easyJet · U2 8061 Depart at 4:40pm from London (LGW) Fly for 2h 15m Arrive at 7:55pm in Barcelona (BCN)

Sun Sep 7th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Mon Sep 8th 2025 Icelandair · FI 596 Depart at 8:25am from Reykjavik (KEF) Fly for 4h 20m Arrive at 2:45pm in Barcelona (BCN)

Sat Sep 6th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Mon Sep 8th 2025 Icelandair · FI 596 Depart at 8:25am from Reykjavik (KEF) Fly for 4h 20m Arrive at 2:45pm in Barcelona (BCN)

Thu Sep 4th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Fri Sep 5th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Fri Sep 5th 2025 Vueling · VY 7829 Depart at 9:45pm from London (LGW) Fly for 2h 10m Arrive at 12:55am in Barcelona (BCN)

Thu Sep 4th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Fri Sep 5th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Fri Sep 5th 2025 Vueling · VY 7821 Depart at 6:25pm from London (LGW) Fly for 2h 10m Arrive at 9:35pm in Barcelona (BCN)

Thu Sep 4th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Fri Sep 5th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Fri Sep 5th 2025 easyJet · U2 8063 Depart at 5:45pm from London (LGW) Fly for 2h 10m Arrive at 8:55pm in Barcelona (BCN)

Tue Sep 2nd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Wed Sep 3rd 2025 Icelandair · FI 450 Depart at 7:40am from Reykjavik (KEF) Fly for 3h 15m Arrive at 11:55am in London (LHR)

Wed Sep 3rd 2025 British Airways · BA 486 Depart at 5:10pm from London (LHR) Fly for 2h 15m Arrive at 8:25pm in Barcelona (BCN)

Fri Sep 5th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Sat Sep 6th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Sat Sep 6th 2025 Wizz Air Malta · W4 6004 Depart at 9:20pm from London (LGW) Fly for 2h 35m Arrive at 12:55am in Rome (FCO)

Sun Sep 7th 2025 Wizz Air Malta · W4 6017 Depart at 7:25am from Rome (FCO) Fly for 1h 50m Arrive at 9:15am in Barcelona (BCN)

Tue Sep 2nd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Wed Sep 3rd 2025 Icelandair · FI 450 Depart at 7:40am from Reykjavik (KEF) Fly for 3h 15m Arrive at 11:55am in London (LHR)

Wed Sep 3rd 2025 British Airways · BA 480 Depart at 3:15pm from London (LHR) Fly for 2h 15m Arrive at 6:30pm in Barcelona (BCN)

Fri Sep 5th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Sat Sep 6th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Sat Sep 6th 2025 Vueling · VY 7827 Depart at 3:00pm from London (LGW) Fly for 2h 15m Arrive at 6:15pm in Barcelona (BCN)

Sat Sep 6th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Sun Sep 7th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Sun Sep 7th 2025 Vueling · VY 7829 Depart at 9:45pm from London (LGW) Fly for 2h 10m Arrive at 12:55am in Barcelona (BCN)

Sat Sep 6th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Sun Sep 7th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Sun Sep 7th 2025 Vueling · VY 6026 Depart at 4:55pm from London (LGW) Fly for 2h 15m Arrive at 8:10pm in Barcelona (BCN)

Sat Sep 6th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Sun Sep 7th 2025 Icelandair · FI 470 Depart at 7:35am from Reykjavik (KEF) Fly for 3h 10m Arrive at 11:45am in London (LGW)

Sun Sep 7th 2025 Vueling · VY 7827 Depart at 2:55pm from London (LGW) Fly for 2h 15m Arrive at 6:10pm in Barcelona (BCN)

Sat Aug 30th 2025 Turkish Airlines · TK 202 Depart at 7:50pm from Denver (DEN) Fly for 11h 45m Arrive at 4:35pm in Istanbul (IST)

Sun Aug 31st 2025 Turkish Airlines · TK 1851 Depart at 8:15pm from Istanbul (IST) Fly for 3h 55m Arrive at 11:10pm in Barcelona (BCN)

Sun Sep 7th 2025 Turkish Airlines · TK 202 Depart at 7:50pm from Denver (DEN) Fly for 11h 45m Arrive at 4:35pm in Istanbul (IST)

Mon Sep 8th 2025 Turkish Airlines · TK 1851 Depart at 8:15pm from Istanbul (IST) Fly for 3h 55m Arrive at 11:10pm in Barcelona (BCN)

Sun Sep 7th 2025 Turkish Airlines · TK 202 Depart at 7:50pm from Denver (DEN) Fly for 11h 45m Arrive at 4:35pm in Istanbul (IST)

Tue Sep 9th 2025 Turkish Airlines · TK 1853 Depart at 7:55am from Istanbul (IST) Fly for 3h 40m Arrive at 10:35am in Barcelona (BCN)

Sat Aug 30th 2025 Turkish Airlines · TK 202 Depart at 7:50pm from Denver (DEN) Fly for 11h 45m Arrive at 4:35pm in Istanbul (IST)

Mon Sep 1st 2025 Turkish Airlines · TK 1853 Depart at 7:55am from Istanbul (IST) Fly for 3h 40m Arrive at 10:35am in Barcelona (BCN)

Fri Sep 5th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Sat Sep 6th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Sat Sep 6th 2025 Vueling · VY 7825 Depart at 8:00pm from London (LGW) Fly for 2h 10m Arrive at 11:10pm in Barcelona (BCN)

Sat Sep 6th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Sun Sep 7th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Sun Sep 7th 2025 easyJet · U2 8061 Depart at 4:45pm from London (LGW) Fly for 2h 10m Arrive at 7:55pm in Barcelona (BCN)

Tue Sep 2nd 2025 Air France · AF 631 Depart at 5:40pm from Denver (DEN) Fly for 9h 20m Arrive at 11:00am in Paris (CDG)

Wed Sep 3rd 2025 Air France · AF 1816 Depart at 2:10pm from Paris (CDG) Fly for 1h 50m Arrive at 3:00pm in Dublin (DUB)

Wed Sep 3rd 2025 Ryanair · FR 6395 Depart at 9:50pm from Dublin (DUB) Fly for 2h 30m Arrive at 1:20am in Barcelona (BCN)

Thu Sep 4th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Fri Sep 5th 2025 Icelandair · FI 450 Depart at 7:40am from Reykjavik (KEF) Fly for 3h 15m Arrive at 11:55am in London (LHR)

Fri Sep 5th 2025 British Airways · BA 476 Depart at 4:30pm from London (LHR) Fly for 2h 15m Arrive at 7:45pm in Barcelona (BCN)

Fri Sep 5th 2025 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)

Sat Sep 6th 2025 Icelandair · FI 472 Depart at 10:30am from Reykjavik (KEF) Fly for 3h 10m Arrive at 2:40pm in London (LGW)

Sat Sep 6th 2025 Vueling · VY 7835 Depart at 5:35pm from London (LGW) Fly for 2h 10m Arrive at 8:45pm in Barcelona (BCN)

Mon Sep 8th 2025 WestJet · WS 1571 Depart at 12:15pm from Denver (DEN) Fly for 2h 30m Arrive at 2:45pm in Calgary (YYC)

Mon Sep 8th 2025 WestJet · WS 32 Depart at 6:45pm from Calgary (YYC) Fly for 9h 55m Arrive at 12:40pm in Rome (FCO)

Tue Sep 9th 2025 Ryanair · FR 6974 Depart at 3:30pm from Rome (FCO) Fly for 1h 50m Arrive at 5:20pm in Barcelona (BCN)

Mon Sep 8th 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Tue Sep 9th 2025 Vueling · VY 6653 Depart at 8:50pm from London (LHR) Fly for 2h 15m Arrive at 12:05am in Barcelona (BCN)

Tue Sep 2nd 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Wed Sep 3rd 2025 Vueling · VY 6653 Depart at 8:50pm from London (LHR) Fly for 2h 15m Arrive at 12:05am in Barcelona (BCN)

Tue Sep 2nd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Wed Sep 3rd 2025 Icelandair · FI 596 Depart at 8:25am from Reykjavik (KEF) Fly for 4h 20m Arrive at 2:45pm in Barcelona (BCN)

Mon Sep 1st 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Tue Sep 2nd 2025 Vueling · VY 6653 Depart at 8:50pm from London (LHR) Fly for 2h 15m Arrive at 12:05am in Barcelona (BCN)

Sat Sep 6th 2025 Alaska Airlines · AS 1136 Depart at 11:40am from Denver (DEN) Fly for 2h 43m Arrive at 1:23pm in Portland (PDX)

Sat Sep 6th 2025 Alaska Airlines · AS 836 Depart at 2:30pm from Portland (PDX) Fly for 1h 54m Arrive at 4:24pm in San Francisco (SFO)

Sat Sep 6th 2025 Vueling · VY 9792 Depart at 8:10pm from San Francisco (SFO) Fly for 11h 35m Arrive at 4:45pm in Barcelona (BCN)

Fri Aug 29th 2025 WestJet · WS 1571 Depart at 12:15pm from Denver (DEN) Fly for 2h 31m Arrive at 2:46pm in Calgary (YYC)

Fri Aug 29th 2025 WestJet · WS 8 Depart at 7:00pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:25pm in Barcelona (BCN)

Mon Sep 1st 2025 Air Canada · AC 1072 Depart at 9:40am from Denver (DEN) Fly for 3h 46m Arrive at 3:26pm in Montreal (YUL)

Mon Sep 1st 2025 Air Canada · AC 874 Depart at 5:50pm from Montreal (YUL) Fly for 7h 0m Arrive at 6:50am in Paris (CDG)

Tue Sep 2nd 2025 Vueling · VY 8243 Depart at 10:10am from Paris (CDG) Fly for 1h 55m Arrive at 12:05pm in Barcelona (BCN)

Tue Sep 2nd 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Wed Sep 3rd 2025 Icelandair · FI 440 Depart at 8:00am from Reykjavik (KEF) Fly for 2h 40m Arrive at 11:40am in Manchester (MAN)

Wed Sep 3rd 2025 Vueling · VY 8747 Depart at 1:35pm from Manchester (MAN) Fly for 2h 25m Arrive at 5:00pm in Barcelona (BCN)

Tue Sep 2nd 2025 Brussels Airlines · SN 9574 Depart at 9:40am from Denver (DEN) Fly for 3h 46m Arrive at 3:26pm in Montreal (YUL)

Tue Sep 2nd 2025 Brussels Airlines · SN 9636 Depart at 5:50pm from Montreal (YUL) Fly for 7h 0m Arrive at 6:50am in Paris (CDG)

Wed Sep 3rd 2025 Vueling · VY 8243 Depart at 10:10am from Paris (CDG) Fly for 1h 55m Arrive at 12:05pm in Barcelona (BCN)

Mon Sep 8th 2025 Swiss International Air Lines · LX 8017 Depart at 5:50pm from Denver (DEN) Fly for 9h 55m Arrive at 11:45am in Zürich (ZRH)

Tue Sep 9th 2025 Swiss International Air Lines · LX 1270 Depart at 12:30pm from Zürich (ZRH) Fly for 1h 45m Arrive at 2:15pm in Copenhagen (CPH)

Tue Sep 9th 2025 Ryanair · FR 1280 Depart at 4:05pm from Copenhagen (CPH) Fly for 3h 5m Arrive at 7:10pm in Barcelona (BCN)

Sat Sep 6th 2025 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)

Sun Sep 7th 2025 Icelandair · FI 536 Depart at 7:20am from Reykjavik (KEF) Fly for 3h 45m Arrive at 1:05pm in Prague (PRG)

Sun Sep 7th 2025 Ryanair · FR 3040 Depart at 3:35pm from Prague (PRG) Fly for 2h 15m Arrive at 5:50pm in Barcelona (BCN)

Tue Sep 2nd 2025 Air France · AF 631 Depart at 5:40pm from Denver (DEN) Fly for 9h 20m Arrive at 11:00am in Paris (CDG)

Wed Sep 3rd 2025 Vueling · VY 8249 Depart at 4:30pm from Paris (CDG) Fly for 1h 50m Arrive at 6:20pm in Barcelona (BCN)

Tue Sep 2nd 2025 Air France · AF 2366 Depart at 10:41am from Denver (DEN) Fly for 3h 2m Arrive at 3:43pm in Atlanta (ATL)

Tue Sep 2nd 2025 Air France · AF 31 Depart at 4:30pm from Atlanta (ATL) Fly for 8h 30m Arrive at 7:00am in Paris (CDG)

Wed Sep 3rd 2025 Vueling · VY 8243 Depart at 10:10am from Paris (CDG) Fly for 1h 55m Arrive at 12:05pm in Barcelona (BCN)

Tue Sep 2nd 2025 Air France · AF 2265 Depart at 12:21pm from Denver (DEN) Fly for 4h 24m Arrive at 6:45pm in New York (JFK)

Tue Sep 2nd 2025 Air France · AF 9087 Depart at 8:20pm from New York (JFK) Fly for 7h 40m Arrive at 10:00am in Paris (CDG)

Wed Sep 3rd 2025 Vueling · VY 8245 Depart at 1:20pm from Paris (CDG) Fly for 1h 55m Arrive at 3:15pm in Barcelona (BCN)

Mon Sep 8th 2025 Brussels Airlines · SN 9749 Depart at 11:25am from Denver (DEN) Fly for 3h 10m Arrive at 4:35pm in Toronto (YYZ)

Mon Sep 8th 2025 Brussels Airlines · SN 9628 Depart at 6:35pm from Toronto (YYZ) Fly for 7h 45m Arrive at 8:20am in Madrid (MAD)

Tue Sep 9th 2025 Iberia Airlines · IB 411 Depart at 11:25am from Madrid (MAD) Fly for 1h 20m Arrive at 12:45pm in Barcelona (BCN)

Tue Sep 2nd 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Wed Sep 3rd 2025 British Airways · BA 486 Depart at 5:10pm from London (LHR) Fly for 2h 15m Arrive at 8:25pm in Barcelona (BCN)

Sun Sep 7th 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Mon Sep 8th 2025 British Airways · BA 476 Depart at 4:15pm from London (LHR) Fly for 2h 15m Arrive at 7:30pm in Barcelona (BCN)

Mon Sep 8th 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Tue Sep 9th 2025 British Airways · BA 486 Depart at 5:20pm from London (LHR) Fly for 2h 15m Arrive at 8:35pm in Barcelona (BCN)

Tue Sep 2nd 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Wed Sep 3rd 2025 British Airways · BA 480 Depart at 3:15pm from London (LHR) Fly for 2h 15m Arrive at 6:30pm in Barcelona (BCN)

Tue Sep 2nd 2025 Air Canada · AC 1072 Depart at 9:40am from Denver (DEN) Fly for 3h 46m Arrive at 3:26pm in Montreal (YUL)

Tue Sep 2nd 2025 Air Canada · AC 822 Depart at 6:30pm from Montreal (YUL) Fly for 7h 20m Arrive at 7:50am in Barcelona (BCN)

Sun Sep 7th 2025 Air Canada · AC 1072 Depart at 9:40am from Denver (DEN) Fly for 3h 46m Arrive at 3:26pm in Montreal (YUL)

Sun Sep 7th 2025 Air Canada · AC 822 Depart at 6:30pm from Montreal (YUL) Fly for 7h 20m Arrive at 7:50am in Barcelona (BCN)

Mon Sep 1st 2025 Air Canada · AC 1072 Depart at 9:40am from Denver (DEN) Fly for 3h 46m Arrive at 3:26pm in Montreal (YUL)

Mon Sep 1st 2025 Air Canada · AC 822 Depart at 6:30pm from Montreal (YUL) Fly for 7h 20m Arrive at 7:50am in Barcelona (BCN)

Wed Sep 3rd 2025 Air Canada · AC 1072 Depart at 9:40am from Denver (DEN) Fly for 3h 46m Arrive at 3:26pm in Montreal (YUL)

Wed Sep 3rd 2025 Air Canada · AC 822 Depart at 6:30pm from Montreal (YUL) Fly for 7h 20m Arrive at 7:50am in Barcelona (BCN)

Sun Sep 7th 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Mon Sep 8th 2025 British Airways · BA 406 Depart at 2:05pm from London (LHR) Fly for 2h 10m Arrive at 5:15pm in Barcelona (BCN)

Mon Sep 8th 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Tue Sep 9th 2025 British Airways · BA 480 Depart at 2:30pm from London (LHR) Fly for 2h 10m Arrive at 5:40pm in Barcelona (BCN)

Tue Sep 2nd 2025 Air Canada · AC 1040 Depart at 11:25am from Denver (DEN) Fly for 3h 10m Arrive at 4:35pm in Toronto (YYZ)

Tue Sep 2nd 2025 Air Canada · AC 820 Depart at 7:30pm from Toronto (YYZ) Fly for 7h 50m Arrive at 9:20am in Barcelona (BCN)

Sun Sep 7th 2025 Air France · AF 6812 Depart at 12:10pm from Denver (DEN) Fly for 3h 5m Arrive at 5:15pm in Atlanta (ATL)

Sun Sep 7th 2025 Air France · AF 3601 Depart at 6:35pm from Atlanta (ATL) Fly for 8h 45m Arrive at 9:20am in Barcelona (BCN)

Sun Sep 7th 2025 Air France · AF 2640 Depart at 10:41am from Denver (DEN) Fly for 3h 2m Arrive at 3:43pm in Atlanta (ATL)

Sun Sep 7th 2025 Air France · AF 3601 Depart at 6:35pm from Atlanta (ATL) Fly for 8h 45m Arrive at 9:20am in Barcelona (BCN)

Sun Sep 7th 2025 KLM Royal Dutch Airlines · KL 6617 Depart at 10:41am from Denver (DEN) Fly for 3h 2m Arrive at 3:43pm in Atlanta (ATL)

Sun Sep 7th 2025 KLM Royal Dutch Airlines · KL 6035 Depart at 6:35pm from Atlanta (ATL) Fly for 8h 45m Arrive at 9:20am in Barcelona (BCN)

Sun Sep 7th 2025 Air France · AF 2265 Depart at 12:21pm from Denver (DEN) Fly for 4h 24m Arrive at 6:45pm in New York (JFK)

Sun Sep 7th 2025 Air France · AF 3597 Depart at 10:00pm from New York (JFK) Fly for 7h 55m Arrive at 11:55am in Barcelona (BCN)

Wed Sep 3rd 2025 United Airlines · UA 8668 Depart at 9:40am from Denver (DEN) Fly for 3h 46m Arrive at 3:26pm in Montreal (YUL)

Wed Sep 3rd 2025 United Airlines · UA 8674 Depart at 6:30pm from Montreal (YUL) Fly for 7h 20m Arrive at 7:50am in Barcelona (BCN)

Mon Sep 1st 2025 Air Canada · AC 1040 Depart at 11:25am from Denver (DEN) Fly for 3h 10m Arrive at 4:35pm in Toronto (YYZ)

Mon Sep 1st 2025 Air Canada · AC 820 Depart at 7:30pm from Toronto (YYZ) Fly for 7h 50m Arrive at 9:20am in Barcelona (BCN)

Sun Sep 7th 2025 Air Canada · AC 1040 Depart at 11:25am from Denver (DEN) Fly for 3h 10m Arrive at 4:35pm in Toronto (YYZ)

Sun Sep 7th 2025 Air Canada · AC 820 Depart at 7:30pm from Toronto (YYZ) Fly for 7h 50m Arrive at 9:20am in Barcelona (BCN)

Wed Sep 3rd 2025 Air Canada · AC 1040 Depart at 11:25am from Denver (DEN) Fly for 3h 10m Arrive at 4:35pm in Toronto (YYZ)

Wed Sep 3rd 2025 Air Canada · AC 820 Depart at 7:30pm from Toronto (YYZ) Fly for 7h 50m Arrive at 9:20am in Barcelona (BCN)

Tue Sep 2nd 2025 United Airlines · UA 1181 Depart at 5:00pm from Denver (DEN) Fly for 2h 41m Arrive at 8:41pm in Chicago (ORD)

Tue Sep 2nd 2025 United Airlines · UA 769 Depart at 9:45pm from Chicago (ORD) Fly for 8h 30m Arrive at 1:15pm in Barcelona (BCN)

Wed Sep 3rd 2025 United Airlines · UA 1181 Depart at 5:00pm from Denver (DEN) Fly for 2h 41m Arrive at 8:41pm in Chicago (ORD)

Wed Sep 3rd 2025 United Airlines · UA 769 Depart at 9:45pm from Chicago (ORD) Fly for 8h 30m Arrive at 1:15pm in Barcelona (BCN)

Wed Sep 3rd 2025 United Airlines · UA 1283 Depart at 12:38pm from Denver (DEN) Fly for 3h 46m Arrive at 6:24pm in New York (EWR)

Wed Sep 3rd 2025 United Airlines · UA 120 Depart at 7:30pm from New York (EWR) Fly for 7h 30m Arrive at 9:00am in Barcelona (BCN)

Wed Sep 3rd 2025 United Airlines · UA 1224 Depart at 4:17pm from Denver (DEN) Fly for 2h 40m Arrive at 7:57pm in Chicago (ORD)

Wed Sep 3rd 2025 United Airlines · UA 769 Depart at 9:45pm from Chicago (ORD) Fly for 8h 30m Arrive at 1:15pm in Barcelona (BCN)

Wed Sep 3rd 2025 United Airlines · UA 2087 Depart at 10:12am from Denver (DEN) Fly for 3h 22m Arrive at 3:34pm in Washington, D.C. (IAD)

Wed Sep 3rd 2025 United Airlines · UA 992 Depart at 6:35pm from Washington, D.C. (IAD) Fly for 7h 45m Arrive at 8:20am in Barcelona (BCN)

Wed Sep 3rd 2025 United Airlines · UA 1023 Depart at 2:45pm from Denver (DEN) Fly for 2h 41m Arrive at 6:26pm in Chicago (ORD)

Wed Sep 3rd 2025 United Airlines · UA 769 Depart at 9:45pm from Chicago (ORD) Fly for 8h 30m Arrive at 1:15pm in Barcelona (BCN)

Wed Sep 3rd 2025 United Airlines · UA 8426 Depart at 11:25am from Denver (DEN) Fly for 3h 10m Arrive at 4:35pm in Toronto (YYZ)

Wed Sep 3rd 2025 United Airlines · UA 8682 Depart at 7:30pm from Toronto (YYZ) Fly for 7h 50m Arrive at 9:20am in Barcelona (BCN)

Mon Sep 1st 2025 British Airways · BA 218 Depart at 6:35pm from Denver (DEN) Fly for 9h 0m Arrive at 10:35am in London (LHR)

Tue Sep 2nd 2025 British Airways · BA 480 Depart at 2:30pm from London (LHR) Fly for 2h 10m Arrive at 5:40pm in Barcelona (BCN)

Sun Sep 7th 2025 Air France · AF 631 Depart at 5:40pm from Denver (DEN) Fly for 9h 20m Arrive at 11:00am in Paris (CDG)

Mon Sep 8th 2025 Air France · AF 1648 Depart at 1:05pm from Paris (CDG) Fly for 1h 45m Arrive at 2:50pm in Barcelona (BCN)

Mon Sep 1st 2025 Lufthansa · LH 447 Depart at 5:59pm from Denver (DEN) Fly for 9h 31m Arrive at 11:30am in Frankfurt (FRA)

Tue Sep 2nd 2025 Lufthansa · LH 1130 Depart at 1:25pm from Frankfurt (FRA) Fly for 2h 5m Arrive at 3:30pm in Barcelona (BCN)

Tue Sep 2nd 2025 Lufthansa · LH 447 Depart at 5:59pm from Denver (DEN) Fly for 9h 31m Arrive at 11:30am in Frankfurt (FRA)

Wed Sep 3rd 2025 Lufthansa · LH 1130 Depart at 1:25pm from Frankfurt (FRA) Fly for 2h 5m Arrive at 3:30pm in Barcelona (BCN)

Sun Sep 7th 2025 Lufthansa · LH 447 Depart at 5:59pm from Denver (DEN) Fly for 9h 31m Arrive at 11:30am in Frankfurt (FRA)

Mon Sep 8th 2025 Lufthansa · LH 1130 Depart at 1:25pm from Frankfurt (FRA) Fly for 2h 5m Arrive at 3:30pm in Barcelona (BCN)

Mon Sep 1st 2025 United Airlines · UA 1181 Depart at 5:00pm from Denver (DEN) Fly for 2h 41m Arrive at 8:41pm in Chicago (ORD)

Mon Sep 1st 2025 United Airlines · UA 769 Depart at 9:45pm from Chicago (ORD) Fly for 8h 30m Arrive at 1:15pm in Barcelona (BCN)

Mon Sep 1st 2025 United Airlines · UA 2853 Depart at 11:15am from Denver (DEN) Fly for 3h 28m Arrive at 4:43pm in Washington, D.C. (IAD)

Mon Sep 1st 2025 United Airlines · UA 992 Depart at 6:35pm from Washington, D.C. (IAD) Fly for 7h 45m Arrive at 8:20am in Barcelona (BCN)

Sat Sep 6th 2025 United Airlines · UA 2853 Depart at 11:15am from Denver (DEN) Fly for 3h 28m Arrive at 4:43pm in Washington, D.C. (IAD)

Sat Sep 6th 2025 United Airlines · UA 992 Depart at 6:35pm from Washington, D.C. (IAD) Fly for 7h 45m Arrive at 8:20am in Barcelona (BCN)

Sat Aug 30th 2025 United Airlines · UA 1283 Depart at 12:38pm from Denver (DEN) Fly for 3h 46m Arrive at 6:24pm in New York (EWR)

Sat Aug 30th 2025 United Airlines · UA 120 Depart at 7:15pm from New York (EWR) Fly for 7h 45m Arrive at 9:00am in Barcelona (BCN)

Sat Aug 30th 2025 United Airlines · UA 2853 Depart at 11:15am from Denver (DEN) Fly for 3h 28m Arrive at 4:43pm in Washington, D.C. (IAD)

Sat Aug 30th 2025 United Airlines · UA 992 Depart at 6:30pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 8:20am in Barcelona (BCN)