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Cheap flights from Buffalo (BUF) to Denver (DEN)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)

How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
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How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
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How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
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Cheap flights from Buffalo to Denver in January , February 2026

26 Jan - 14 Feb $ 208.00
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
Pick dates
31 Jan - 14 Feb $ 324.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
DIRECT
BUF
Buffalo
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30 Jan - 13 Feb $ 324.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
DIRECT
BUF
Buffalo
Pick dates

Last minute flights from Buffalo to Denver

27 Jan - 31 Jan $ 355.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
1 STOPS
BUF
Buffalo
Pick dates
22 Jan - 31 Jan $ 444.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
1 STOPS
BUF
Buffalo
Pick dates
17 Jan - 31 Jan $ 518.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
1 STOPS
BUF
Buffalo
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One-way flights to Denver from Buffalo

1:39 PM - 8:04 PM
Frontier Airlines
1 Stops
10h 6m
BUF - DEN
$ 116
Kiwi
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6:00 AM - 9:30 AM
United Airlines
1 Stops
8h 8m
BUF - DEN
$ 265
Kiwi
Pick dates
1:59 PM - 3:59 PM
United Airlines
1 Stops
5h 58m
BUF - DEN
$ 341
Kiwi
Pick dates

How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)

Related info for your journey
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How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.