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Mon Jul 14th 2025 Turkish Airlines · TK 1468 Depart at 2:45pm from Barcelona (BCN) Fly for 3h 30m Arrive at 7:15pm in Istanbul (IST)
Layover in Istanbul for 19h 5m
Tue Jul 15th 2025 Turkish Airlines · TK 201 Depart at 2:20pm from Istanbul (IST) Fly for 12h 35m Arrive at 5:55pm in Denver (DEN)
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Sun Jul 13th 2025 Vueling · VY 8560 Depart at 5:10pm from Barcelona (BCN) Fly for 4h 45m Arrive at 7:55pm in Reykjavik (KEF)
Layover in Reykjavik for 14h 40m
Mon Jul 14th 2025 Icelandair · FI 673 Depart at 10:35am from Reykjavik (KEF) Fly for 7h 55m Arrive at 12:30pm in Denver (DEN)
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Sun Jul 13th 2025 Vueling · VY 8560 Depart at 5:10pm from Barcelona (BCN) Fly for 4h 45m Arrive at 7:55pm in Reykjavik (KEF)
Layover in Reykjavik for 20h 55m
Mon Jul 14th 2025 Icelandair · FI 671 Depart at 4:50pm from Reykjavik (KEF) Fly for 8h 5m Arrive at 6:55pm in Denver (DEN)
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Sun Jul 13th 2025 Turkish Airlines · TK 1852 Depart at 7:50am from Barcelona (BCN) Fly for 3h 40m Arrive at 12:30pm in Istanbul (IST)
Layover in Istanbul for 1h 50m
Sun Jul 13th 2025 Turkish Airlines · TK 201 Depart at 2:20pm from Istanbul (IST) Fly for 12h 35m Arrive at 5:55pm in Denver (DEN)
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Sun Jul 13th 2025 Iberia Airlines · IB 5650 Depart at 5:10pm from Barcelona (BCN) Fly for 4h 45m Arrive at 7:55pm in Reykjavik (KEF)
Layover in Reykjavik for 14h 40m
Mon Jul 14th 2025 Icelandair · FI 673 Depart at 10:35am from Reykjavik (KEF) Fly for 7h 55m Arrive at 12:30pm in Denver (DEN)
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Sun Jul 13th 2025 Iberia Airlines · IB 5650 Depart at 5:10pm from Barcelona (BCN) Fly for 4h 45m Arrive at 7:55pm in Reykjavik (KEF)
Layover in Reykjavik for 20h 55m
Mon Jul 14th 2025 Icelandair · FI 671 Depart at 4:50pm from Reykjavik (KEF) Fly for 8h 5m Arrive at 6:55pm in Denver (DEN)
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Sun Jul 13th 2025 WestJet · WS 7 Depart at 2:25pm from Barcelona (BCN) Fly for 10h 10m Arrive at 4:35pm in Calgary (YYC)
Layover in Calgary for 16h 20m
Mon Jul 14th 2025 WestJet · WS 1570 Depart at 8:55am from Calgary (YYC) Fly for 2h 32m Arrive at 11:27am in Denver (DEN)
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Mon Jul 14th 2025 Iberojet Airlines · E9 881 Depart at 3:20pm from Barcelona (BCN) Fly for 11h 20m Arrive at 7:40pm in Cancún (CUN)
Layover in Cancún for 19h 45m
Tue Jul 15th 2025 Frontier Airlines · F9 71 Depart at 3:25pm from Cancún (CUN) Fly for 4h 19m Arrive at 6:44pm in Denver (DEN)
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Mon Jul 14th 2025 Turkish Airlines · TK 1856 Depart at 6:30pm from Barcelona (BCN) Fly for 3h 30m Arrive at 11:00pm in Istanbul (IST)
Layover in Istanbul for 15h 20m
Tue Jul 15th 2025 Turkish Airlines · TK 201 Depart at 2:20pm from Istanbul (IST) Fly for 12h 35m Arrive at 5:55pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 8602 Depart at 12:10pm from Barcelona (BCN) Fly for 8h 0m Arrive at 2:10pm in Montreal (YUL)
Layover in Montreal for 17h 55m
Tue Jul 15th 2025 United Airlines · UA 8523 Depart at 8:05am from Montreal (YUL) Fly for 4h 16m Arrive at 10:21am in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 8603 Depart at 1:15pm from Barcelona (BCN) Fly for 8h 45m Arrive at 4:00pm in Toronto (YYZ)
Layover in Toronto for 16h 40m
Tue Jul 15th 2025 United Airlines · UA 8651 Depart at 8:40am from Toronto (YYZ) Fly for 3h 40m Arrive at 10:20am in Denver (DEN)
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Mon Jul 14th 2025 British Airways · BA 1649 Depart at 12:20pm from Barcelona (BCN) Fly for 10h 55m Arrive at 4:15pm in Dallas (DFW)
Layover in Dallas for 2h 44m
Mon Jul 14th 2025 British Airways · BA 1950 Depart at 6:59pm from Dallas (DFW) Fly for 2h 6m Arrive at 8:05pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 9310 Depart at 10:20am from Barcelona (BCN) Fly for 2h 10m Arrive at 12:30pm in Frankfurt (FRA)
Layover in Frankfurt for 1h 0m
Mon Jul 14th 2025 United Airlines · UA 8878 Depart at 1:30pm from Frankfurt (FRA) Fly for 10h 5m Arrive at 3:35pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 121 Depart at 12:00pm from Barcelona (BCN) Fly for 8h 40m Arrive at 2:40pm in New York (EWR)
Layover in New York for 6h 20m
Sun Jul 13th 2025 United Airlines · UA 1792 Depart at 9:00pm from New York (EWR) Fly for 4h 21m Arrive at 11:21pm in Denver (DEN)
-
Mon Jul 14th 2025 United Airlines · UA 121 Depart at 12:00pm from Barcelona (BCN) Fly for 8h 40m Arrive at 2:40pm in New York (EWR)
Layover in New York for 2h 7m
Mon Jul 14th 2025 United Airlines · UA 1197 Depart at 4:47pm from New York (EWR) Fly for 4h 28m Arrive at 7:15pm in Denver (DEN)
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Mon Jul 14th 2025 Ryanair · FR 3976 Depart at 10:20am from Barcelona (BCN) Fly for 2h 45m Arrive at 12:05pm in Dublin (DUB)
Layover in Dublin for 3h 20m
Mon Jul 14th 2025 Aer Lingus · EI 59 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 9273 Depart at 7:50am from Barcelona (BCN) Fly for 2h 0m Arrive at 9:50am in Munich (MUC)
Layover in Munich for 1h 25m
Mon Jul 14th 2025 United Airlines · UA 9459 Depart at 11:15am from Munich (MUC) Fly for 10h 30m Arrive at 1:45pm in Denver (DEN)
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Mon Jul 14th 2025 Turkish Airlines · TK 1854 Depart at 12:00pm from Barcelona (BCN) Fly for 3h 35m Arrive at 4:35pm in Istanbul (IST)
Layover in Istanbul for 21h 45m
Tue Jul 15th 2025 Turkish Airlines · TK 201 Depart at 2:20pm from Istanbul (IST) Fly for 12h 35m Arrive at 5:55pm in Denver (DEN)
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Mon Jul 14th 2025 British Airways · BA 487 Depart at 9:10pm from Barcelona (BCN) Fly for 2h 15m Arrive at 10:25pm in London (LHR)
Layover in London for 15h 10m
Tue Jul 15th 2025 British Airways · BA 219 Depart at 1:35pm from London (LHR) Fly for 9h 50m Arrive at 4:25pm in Denver (DEN)
-
Mon Jul 14th 2025 British Airways · BA 483 Depart at 8:25pm from Barcelona (BCN) Fly for 2h 15m Arrive at 9:40pm in London (LHR)
Layover in London for 15h 55m
Tue Jul 15th 2025 British Airways · BA 219 Depart at 1:35pm from London (LHR) Fly for 9h 50m Arrive at 4:25pm in Denver (DEN)
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Mon Jul 14th 2025 Aer Lingus · EI 563 Depart at 11:00am from Barcelona (BCN) Fly for 2h 50m Arrive at 12:50pm in Dublin (DUB)
Layover in Dublin for 2h 35m
Mon Jul 14th 2025 Aer Lingus · EI 59 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Sun Jul 13th 2025 Vueling · VY 8722 Depart at 5:50am from Barcelona (BCN) Fly for 2h 50m Arrive at 7:40am in Dublin (DUB)
Layover in Dublin for 7h 45m
Sun Jul 13th 2025 Aer Lingus · EI 59 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Mon Jul 14th 2025 Vueling · VY 8720 Depart at 7:20am from Barcelona (BCN) Fly for 2h 50m Arrive at 9:10am in Dublin (DUB)
Layover in Dublin for 6h 15m
Mon Jul 14th 2025 Aer Lingus · EI 59 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Sun Jul 13th 2025 Ryanair · FR 3976 Depart at 10:35am from Barcelona (BCN) Fly for 2h 45m Arrive at 12:20pm in Dublin (DUB)
Layover in Dublin for 3h 5m
Sun Jul 13th 2025 Aer Lingus · EI 59 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 9317 Depart at 6:50am from Barcelona (BCN) Fly for 2h 10m Arrive at 9:00am in Frankfurt (FRA)
Layover in Frankfurt for 2h 20m
Sun Jul 13th 2025 United Airlines · UA 181 Depart at 11:20am from Frankfurt (FRA) Fly for 10h 5m Arrive at 1:25pm in Denver (DEN)
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Mon Jul 14th 2025 Iberia Airlines · IB 5658 Depart at 7:20am from Barcelona (BCN) Fly for 2h 50m Arrive at 9:10am in Dublin (DUB)
Layover in Dublin for 6h 15m
Mon Jul 14th 2025 Iberia Airlines · IB 6011 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 9273 Depart at 7:50am from Barcelona (BCN) Fly for 2h 0m Arrive at 9:50am in Munich (MUC)
Layover in Munich for 1h 25m
Sun Jul 13th 2025 United Airlines · UA 9459 Depart at 11:15am from Munich (MUC) Fly for 10h 30m Arrive at 1:45pm in Denver (DEN)
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Sun Jul 13th 2025 Iberia Airlines · IB 5660 Depart at 5:50am from Barcelona (BCN) Fly for 2h 50m Arrive at 7:40am in Dublin (DUB)
Layover in Dublin for 7h 45m
Sun Jul 13th 2025 Aer Lingus · EI 59 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 121 Depart at 12:00pm from Barcelona (BCN) Fly for 8h 40m Arrive at 2:40pm in New York (EWR)
Layover in New York for 4h 10m
Sun Jul 13th 2025 United Airlines · UA 407 Depart at 6:50pm from New York (EWR) Fly for 4h 27m Arrive at 9:17pm in Denver (DEN)
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Sun Jul 13th 2025 Vueling · VY 8720 Depart at 7:10am from Barcelona (BCN) Fly for 2h 50m Arrive at 9:00am in Dublin (DUB)
Layover in Dublin for 6h 25m
Sun Jul 13th 2025 Aer Lingus · EI 59 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Mon Jul 14th 2025 Icelandair · FI 597 Depart at 3:45pm from Barcelona (BCN) Fly for 4h 35m Arrive at 6:20pm in Reykjavik (KEF)
Layover in Reykjavik for 22h 30m
Tue Jul 15th 2025 Icelandair · FI 671 Depart at 4:50pm from Reykjavik (KEF) Fly for 8h 5m Arrive at 6:55pm in Denver (DEN)
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Mon Jul 14th 2025 Iberia Airlines · IB 5658 Depart at 7:20am from Barcelona (BCN) Fly for 2h 50m Arrive at 9:10am in Dublin (DUB)
Layover in Dublin for 6h 15m
Mon Jul 14th 2025 Aer Lingus · EI 59 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 121 Depart at 12:00pm from Barcelona (BCN) Fly for 8h 40m Arrive at 2:40pm in New York (EWR)
Layover in New York for 2h 7m
Sun Jul 13th 2025 United Airlines · UA 1197 Depart at 4:47pm from New York (EWR) Fly for 4h 28m Arrive at 7:15pm in Denver (DEN)
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Mon Jul 14th 2025 Iberia Airlines · IB 4587 Depart at 12:20pm from Barcelona (BCN) Fly for 10h 55m Arrive at 4:15pm in Dallas (DFW)
Layover in Dallas for 6h 26m
Mon Jul 14th 2025 Iberia Airlines · IB 4801 Depart at 10:41pm from Dallas (DFW) Fly for 2h 3m Arrive at 11:44pm in Denver (DEN)
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Mon Jul 14th 2025 Iberia Airlines · IB 4587 Depart at 12:20pm from Barcelona (BCN) Fly for 10h 55m Arrive at 4:15pm in Dallas (DFW)
Layover in Dallas for 2h 44m
Mon Jul 14th 2025 Iberia Airlines · IB 4106 Depart at 6:59pm from Dallas (DFW) Fly for 2h 6m Arrive at 8:05pm in Denver (DEN)
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Mon Jul 14th 2025 Iberia Airlines · IB 4587 Depart at 12:20pm from Barcelona (BCN) Fly for 10h 55m Arrive at 4:15pm in Dallas (DFW)
Layover in Dallas for 5h 20m
Mon Jul 14th 2025 Iberia Airlines · IB 4800 Depart at 9:35pm from Dallas (DFW) Fly for 2h 5m Arrive at 10:40pm in Denver (DEN)
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Sun Jul 13th 2025 Iberia Airlines · IB 5660 Depart at 5:50am from Barcelona (BCN) Fly for 2h 50m Arrive at 7:40am in Dublin (DUB)
Layover in Dublin for 7h 45m
Sun Jul 13th 2025 Iberia Airlines · IB 6011 Depart at 3:25pm from Dublin (DUB) Fly for 9h 34m Arrive at 5:59pm in Denver (DEN)
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Sun Jul 13th 2025 Iberia Airlines · IB 2621 Depart at 2:05pm from Barcelona (BCN) Fly for 13h 5m Arrive at 6:10pm in San Francisco (SFO)
Layover in San Francisco for 12h 27m
Mon Jul 14th 2025 Frontier Airlines · F9 1230 Depart at 6:37am from San Francisco (SFO) Fly for 2h 40m Arrive at 10:17am in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 9304 Depart at 8:00am from Barcelona (BCN) Fly for 2h 10m Arrive at 10:10am in Frankfurt (FRA)
Layover in Frankfurt for 1h 10m
Sun Jul 13th 2025 United Airlines · UA 181 Depart at 11:20am from Frankfurt (FRA) Fly for 10h 5m Arrive at 1:25pm in Denver (DEN)
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Mon Jul 14th 2025 British Airways · BA 1552 Depart at 10:45am from Barcelona (BCN) Fly for 9h 45m Arrive at 1:30pm in Chicago (ORD)
Layover in Chicago for 7h 15m
Mon Jul 14th 2025 British Airways · BA 5171 Depart at 8:45pm from Chicago (ORD) Fly for 3h 2m Arrive at 10:47pm in Denver (DEN)
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Sun Jul 13th 2025 British Airways · BA 489 Depart at 9:20pm from Barcelona (BCN) Fly for 2h 15m Arrive at 10:35pm in London (LHR)
Layover in London for 15h 0m
Mon Jul 14th 2025 British Airways · BA 219 Depart at 1:35pm from London (LHR) Fly for 9h 50m Arrive at 4:25pm in Denver (DEN)
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Mon Jul 14th 2025 Iberia Airlines · IB 4383 Depart at 10:45am from Barcelona (BCN) Fly for 9h 45m Arrive at 1:30pm in Chicago (ORD)
Layover in Chicago for 1h 34m
Mon Jul 14th 2025 Iberia Airlines · IB 4269 Depart at 3:04pm from Chicago (ORD) Fly for 2h 38m Arrive at 4:42pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 8602 Depart at 12:10pm from Barcelona (BCN) Fly for 8h 0m Arrive at 2:10pm in Montreal (YUL)
Layover in Montreal for 1h 55m
Sun Jul 13th 2025 United Airlines · UA 8127 Depart at 4:05pm from Montreal (YUL) Fly for 4h 15m Arrive at 6:20pm in Denver (DEN)
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Sun Jul 13th 2025 Air Canada · AC 823 Depart at 12:10pm from Barcelona (BCN) Fly for 8h 0m Arrive at 2:10pm in Montreal (YUL)
Layover in Montreal for 1h 55m
Sun Jul 13th 2025 Air Canada · AC 1075 Depart at 4:05pm from Montreal (YUL) Fly for 4h 15m Arrive at 6:20pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 8603 Depart at 1:15pm from Barcelona (BCN) Fly for 8h 45m Arrive at 4:00pm in Toronto (YYZ)
Layover in Toronto for 16h 40m
Mon Jul 14th 2025 United Airlines · UA 8651 Depart at 8:40am from Toronto (YYZ) Fly for 3h 40m Arrive at 10:20am in Denver (DEN)
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Sun Jul 13th 2025 Lufthansa · LH 8858 Depart at 3:15pm from Barcelona (BCN) Fly for 9h 45m Arrive at 6:00pm in Chicago (ORD)
Layover in Chicago for 3h 32m
Sun Jul 13th 2025 Lufthansa · LH 7466 Depart at 9:32pm from Chicago (ORD) Fly for 2h 50m Arrive at 11:22pm in Denver (DEN)
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Sun Jul 13th 2025 Air Canada · AC 821 Depart at 1:15pm from Barcelona (BCN) Fly for 8h 45m Arrive at 4:00pm in Toronto (YYZ)
Layover in Toronto for 2h 20m
Sun Jul 13th 2025 Air Canada · AC 1041 Depart at 6:20pm from Toronto (YYZ) Fly for 3h 40m Arrive at 8:00pm in Denver (DEN)
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Mon Jul 14th 2025 Air Canada · AC 821 Depart at 1:15pm from Barcelona (BCN) Fly for 8h 45m Arrive at 4:00pm in Toronto (YYZ)
Layover in Toronto for 16h 40m
Tue Jul 15th 2025 Air Canada · AC 1039 Depart at 8:40am from Toronto (YYZ) Fly for 3h 40m Arrive at 10:20am in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 8602 Depart at 12:10pm from Barcelona (BCN) Fly for 8h 0m Arrive at 2:10pm in Montreal (YUL)
Layover in Montreal for 1h 55m
Mon Jul 14th 2025 United Airlines · UA 8127 Depart at 4:05pm from Montreal (YUL) Fly for 4h 15m Arrive at 6:20pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 6632 Depart at 12:10pm from Barcelona (BCN) Fly for 8h 0m Arrive at 2:10pm in Montreal (YUL)
Layover in Montreal for 1h 55m
Mon Jul 14th 2025 Air Canada · AC 1075 Depart at 4:05pm from Montreal (YUL) Fly for 4h 15m Arrive at 6:20pm in Denver (DEN)
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Sun Jul 13th 2025 Lufthansa · LH 6632 Depart at 12:10pm from Barcelona (BCN) Fly for 8h 0m Arrive at 2:10pm in Montreal (YUL)
Layover in Montreal for 1h 55m
Sun Jul 13th 2025 Air Canada · AC 1075 Depart at 4:05pm from Montreal (YUL) Fly for 4h 15m Arrive at 6:20pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 8603 Depart at 1:15pm from Barcelona (BCN) Fly for 8h 45m Arrive at 4:00pm in Toronto (YYZ)
Layover in Toronto for 2h 20m
Sun Jul 13th 2025 United Airlines · UA 8163 Depart at 6:20pm from Toronto (YYZ) Fly for 3h 40m Arrive at 8:00pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 770 Depart at 3:15pm from Barcelona (BCN) Fly for 9h 45m Arrive at 6:00pm in Chicago (ORD)
Layover in Chicago for 3h 32m
Sun Jul 13th 2025 United Airlines · UA 1748 Depart at 9:32pm from Chicago (ORD) Fly for 2h 50m Arrive at 11:22pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 673 Depart at 4:00pm from Barcelona (BCN) Fly for 12h 5m Arrive at 7:05pm in San Francisco (SFO)
Layover in San Francisco for 2h 10m
Sun Jul 13th 2025 United Airlines · UA 1317 Depart at 9:15pm from San Francisco (SFO) Fly for 2h 33m Arrive at 12:48am in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 673 Depart at 4:00pm from Barcelona (BCN) Fly for 12h 5m Arrive at 7:05pm in San Francisco (SFO)
Layover in San Francisco for 11h 25m
Tue Jul 15th 2025 United Airlines · UA 526 Depart at 6:30am from San Francisco (SFO) Fly for 2h 40m Arrive at 10:10am in Denver (DEN)
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Sun Jul 13th 2025 Lufthansa · LH 1819 Depart at 7:50am from Barcelona (BCN) Fly for 2h 0m Arrive at 9:50am in Munich (MUC)
Layover in Munich for 1h 25m
Sun Jul 13th 2025 United Airlines · UA 9459 Depart at 11:15am from Munich (MUC) Fly for 10h 30m Arrive at 1:45pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 1819 Depart at 7:50am from Barcelona (BCN) Fly for 2h 0m Arrive at 9:50am in Munich (MUC)
Layover in Munich for 1h 25m
Mon Jul 14th 2025 United Airlines · UA 9459 Depart at 11:15am from Munich (MUC) Fly for 10h 30m Arrive at 1:45pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 8858 Depart at 3:15pm from Barcelona (BCN) Fly for 9h 45m Arrive at 6:00pm in Chicago (ORD)
Layover in Chicago for 2h 10m
Mon Jul 14th 2025 Lufthansa · LH 7464 Depart at 8:10pm from Chicago (ORD) Fly for 2h 50m Arrive at 10:00pm in Denver (DEN)
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Sun Jul 13th 2025 Swiss International Air Lines · LX 1957 Depart at 8:00pm from Barcelona (BCN) Fly for 1h 45m Arrive at 9:45pm in Zürich (ZRH)
Layover in Zürich for 15h 25m
Mon Jul 14th 2025 Swiss International Air Lines · LX 8016 Depart at 1:10pm from Zürich (ZRH) Fly for 11h 10m Arrive at 4:20pm in Denver (DEN)
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Mon Jul 14th 2025 Swiss International Air Lines · LX 1953 Depart at 9:40am from Barcelona (BCN) Fly for 1h 50m Arrive at 11:30am in Zürich (ZRH)
Layover in Zürich for 1h 40m
Mon Jul 14th 2025 Swiss International Air Lines · LX 8016 Depart at 1:10pm from Zürich (ZRH) Fly for 11h 10m Arrive at 4:20pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 8603 Depart at 1:15pm from Barcelona (BCN) Fly for 8h 45m Arrive at 4:00pm in Toronto (YYZ)
Layover in Toronto for 2h 20m
Mon Jul 14th 2025 United Airlines · UA 8163 Depart at 6:20pm from Toronto (YYZ) Fly for 3h 40m Arrive at 8:00pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 7947 Depart at 11:15am from Barcelona (BCN) Fly for 8h 45m Arrive at 2:00pm in Washington, D.C. (IAD)
Layover in Washington, D.C. for 1h 56m
Mon Jul 14th 2025 United Airlines · UA 2718 Depart at 3:56pm from Washington, D.C. (IAD) Fly for 4h 8m Arrive at 6:04pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 121 Depart at 12:00pm from Barcelona (BCN) Fly for 8h 40m Arrive at 2:40pm in New York (EWR)
Layover in New York for 2h 7m
Mon Jul 14th 2025 United Airlines · UA 1197 Depart at 4:47pm from New York (EWR) Fly for 4h 28m Arrive at 7:15pm in Denver (DEN)
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Mon Jul 14th 2025 Brussels Airlines · SN 9035 Depart at 12:00pm from Barcelona (BCN) Fly for 8h 40m Arrive at 2:40pm in New York (EWR)
Layover in New York for 2h 7m
Mon Jul 14th 2025 United Airlines · UA 1197 Depart at 4:47pm from New York (EWR) Fly for 4h 28m Arrive at 7:15pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 673 Depart at 4:00pm from Barcelona (BCN) Fly for 12h 5m Arrive at 7:05pm in San Francisco (SFO)
Layover in San Francisco for 9h 55m
Tue Jul 15th 2025 United Airlines · UA 2420 Depart at 5:00am from San Francisco (SFO) Fly for 2h 36m Arrive at 8:36am in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 1125 Depart at 10:20am from Barcelona (BCN) Fly for 2h 10m Arrive at 12:30pm in Frankfurt (FRA)
Layover in Frankfurt for 1h 0m
Mon Jul 14th 2025 United Airlines · UA 8878 Depart at 1:30pm from Frankfurt (FRA) Fly for 10h 5m Arrive at 3:35pm in Denver (DEN)
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Sun Jul 13th 2025 Lufthansa · LH 1125 Depart at 10:20am from Barcelona (BCN) Fly for 2h 10m Arrive at 12:30pm in Frankfurt (FRA)
Layover in Frankfurt for 1h 0m
Sun Jul 13th 2025 United Airlines · UA 8878 Depart at 1:30pm from Frankfurt (FRA) Fly for 10h 5m Arrive at 3:35pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 1137 Depart at 8:00am from Barcelona (BCN) Fly for 2h 10m Arrive at 10:10am in Frankfurt (FRA)
Layover in Frankfurt for 1h 10m
Mon Jul 14th 2025 United Airlines · UA 181 Depart at 11:20am from Frankfurt (FRA) Fly for 10h 5m Arrive at 1:25pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 770 Depart at 3:15pm from Barcelona (BCN) Fly for 9h 45m Arrive at 6:00pm in Chicago (ORD)
Layover in Chicago for 2h 10m
Mon Jul 14th 2025 United Airlines · UA 2394 Depart at 8:10pm from Chicago (ORD) Fly for 2h 50m Arrive at 10:00pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 991 Depart at 11:15am from Barcelona (BCN) Fly for 8h 45m Arrive at 2:00pm in Washington, D.C. (IAD)
Layover in Washington, D.C. for 1h 56m
Mon Jul 14th 2025 United Airlines · UA 2718 Depart at 3:56pm from Washington, D.C. (IAD) Fly for 4h 8m Arrive at 6:04pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 770 Depart at 3:15pm from Barcelona (BCN) Fly for 9h 45m Arrive at 6:00pm in Chicago (ORD)
Layover in Chicago for 3h 32m
Mon Jul 14th 2025 United Airlines · UA 1748 Depart at 9:32pm from Chicago (ORD) Fly for 2h 50m Arrive at 11:22pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 9273 Depart at 7:50am from Barcelona (BCN) Fly for 2h 0m Arrive at 9:50am in Munich (MUC)
Layover in Munich for 1h 25m
Sun Jul 13th 2025 United Airlines · UA 9459 Depart at 11:15am from Munich (MUC) Fly for 10h 30m Arrive at 1:45pm in Denver (DEN)
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Mon Jul 14th 2025 Vueling · VY 6650 Depart at 7:30am from Barcelona (BCN) Fly for 2h 40m Arrive at 9:10am in London (LHR)
Layover in London for 4h 25m
Mon Jul 14th 2025 Finnair · AY 5419 Depart at 1:35pm from London (LHR) Fly for 9h 50m Arrive at 4:25pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 1819 Depart at 7:50am from Barcelona (BCN) Fly for 2h 0m Arrive at 9:50am in Munich (MUC)
Layover in Munich for 1h 25m
Mon Jul 14th 2025 Lufthansa · LH 480 Depart at 11:15am from Munich (MUC) Fly for 10h 30m Arrive at 1:45pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 1811 Depart at 12:00pm from Barcelona (BCN) Fly for 2h 0m Arrive at 2:00pm in Munich (MUC)
Layover in Munich for 2h 5m
Mon Jul 14th 2025 Lufthansa · LH 7660 Depart at 4:05pm from Munich (MUC) Fly for 10h 30m Arrive at 6:35pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 9304 Depart at 8:00am from Barcelona (BCN) Fly for 2h 10m Arrive at 10:10am in Frankfurt (FRA)
Layover in Frankfurt for 1h 10m
Sun Jul 13th 2025 United Airlines · UA 181 Depart at 11:20am from Frankfurt (FRA) Fly for 10h 5m Arrive at 1:25pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 1125 Depart at 10:20am from Barcelona (BCN) Fly for 2h 10m Arrive at 12:30pm in Frankfurt (FRA)
Layover in Frankfurt for 1h 0m
Mon Jul 14th 2025 Lufthansa · LH 446 Depart at 1:30pm from Frankfurt (FRA) Fly for 10h 5m Arrive at 3:35pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 1137 Depart at 8:00am from Barcelona (BCN) Fly for 2h 10m Arrive at 10:10am in Frankfurt (FRA)
Layover in Frankfurt for 1h 10m
Mon Jul 14th 2025 Lufthansa · LH 7586 Depart at 11:20am from Frankfurt (FRA) Fly for 10h 5m Arrive at 1:25pm in Denver (DEN)
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Sun Jul 13th 2025 Lufthansa · LH 1137 Depart at 8:00am from Barcelona (BCN) Fly for 2h 10m Arrive at 10:10am in Frankfurt (FRA)
Layover in Frankfurt for 1h 10m
Sun Jul 13th 2025 Lufthansa · LH 7586 Depart at 11:20am from Frankfurt (FRA) Fly for 10h 5m Arrive at 1:25pm in Denver (DEN)
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Mon Jul 14th 2025 Lufthansa · LH 1817 Depart at 6:45pm from Barcelona (BCN) Fly for 2h 0m Arrive at 8:45pm in Munich (MUC)
Layover in Munich for 14h 30m
Tue Jul 15th 2025 Lufthansa · LH 480 Depart at 11:15am from Munich (MUC) Fly for 10h 30m Arrive at 1:45pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 9273 Depart at 7:50am from Barcelona (BCN) Fly for 2h 0m Arrive at 9:50am in Munich (MUC)
Layover in Munich for 1h 25m
Mon Jul 14th 2025 United Airlines · UA 9459 Depart at 11:15am from Munich (MUC) Fly for 10h 30m Arrive at 1:45pm in Denver (DEN)
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Mon Jul 14th 2025 United Airlines · UA 9310 Depart at 10:20am from Barcelona (BCN) Fly for 2h 10m Arrive at 12:30pm in Frankfurt (FRA)
Layover in Frankfurt for 1h 0m
Mon Jul 14th 2025 United Airlines · UA 8878 Depart at 1:30pm from Frankfurt (FRA) Fly for 10h 5m Arrive at 3:35pm in Denver (DEN)
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Mon Jul 14th 2025 British Airways · BA 8104 Depart at 7:30am from Barcelona (BCN) Fly for 2h 40m Arrive at 9:10am in London (LHR)
Layover in London for 4h 25m
Mon Jul 14th 2025 Finnair · AY 5419 Depart at 1:35pm from London (LHR) Fly for 9h 50m Arrive at 4:25pm in Denver (DEN)
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Mon Jul 14th 2025 Air Canada · AC 823 Depart at 12:10pm from Barcelona (BCN) Fly for 8h 0m Arrive at 2:10pm in Montreal (YUL)
Layover in Montreal for 1h 55m
Mon Jul 14th 2025 Air Canada · AC 1075 Depart at 4:05pm from Montreal (YUL) Fly for 4h 15m Arrive at 6:20pm in Denver (DEN)
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Mon Jul 14th 2025 Air Canada · AC 821 Depart at 1:15pm from Barcelona (BCN) Fly for 8h 45m Arrive at 4:00pm in Toronto (YYZ)
Layover in Toronto for 2h 20m
Mon Jul 14th 2025 Air Canada · AC 1041 Depart at 6:20pm from Toronto (YYZ) Fly for 3h 40m Arrive at 8:00pm in Denver (DEN)
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Mon Jul 14th 2025 British Airways · BA 1608 Depart at 2:00pm from Barcelona (BCN) Fly for 8h 45m Arrive at 4:45pm in Philadelphia (PHL)
Layover in Philadelphia for 2h 15m
Mon Jul 14th 2025 British Airways · BA 5390 Depart at 7:00pm from Philadelphia (PHL) Fly for 4h 20m Arrive at 9:20pm in Denver (DEN)
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Sun Jul 13th 2025 British Airways · BA 1649 Depart at 12:20pm from Barcelona (BCN) Fly for 10h 55m Arrive at 4:15pm in Dallas (DFW)
Layover in Dallas for 2h 44m
Sun Jul 13th 2025 British Airways · BA 1950 Depart at 6:59pm from Dallas (DFW) Fly for 2h 6m Arrive at 8:05pm in Denver (DEN)
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Mon Jul 14th 2025 British Airways · BA 473 Depart at 10:35am from Barcelona (BCN) Fly for 2h 25m Arrive at 12:00pm in London (LHR)
Layover in London for 1h 35m
Mon Jul 14th 2025 British Airways · BA 219 Depart at 1:35pm from London (LHR) Fly for 9h 50m Arrive at 4:25pm in Denver (DEN)
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Sun Jul 13th 2025 Lufthansa · LH 8858 Depart at 3:15pm from Barcelona (BCN) Fly for 9h 45m Arrive at 6:00pm in Chicago (ORD)
Layover in Chicago for 2h 10m
Sun Jul 13th 2025 Lufthansa · LH 7464 Depart at 8:10pm from Chicago (ORD) Fly for 2h 50m Arrive at 10:00pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 770 Depart at 3:15pm from Barcelona (BCN) Fly for 9h 45m Arrive at 6:00pm in Chicago (ORD)
Layover in Chicago for 2h 10m
Sun Jul 13th 2025 United Airlines · UA 2394 Depart at 8:10pm from Chicago (ORD) Fly for 2h 50m Arrive at 10:00pm in Denver (DEN)
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Sun Jul 13th 2025 United Airlines · UA 991 Depart at 11:15am from Barcelona (BCN) Fly for 8h 45m Arrive at 2:00pm in Washington, D.C. (IAD)
Layover in Washington, D.C. for 1h 56m
Sun Jul 13th 2025 United Airlines · UA 2718 Depart at 3:56pm from Washington, D.C. (IAD) Fly for 4h 8m Arrive at 6:04pm in Denver (DEN)
