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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)
Save up to 31%
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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 December 2025 , January 2026

31 Dec - 07 Jan $ 318.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
1 STOPS
BUF
Buffalo
Pick dates
31 Dec - 07 Jan $ 318.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
1 STOPS
BUF
Buffalo
Pick dates
31 Dec - 07 Jan $ 318.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
1 STOPS
BUF
Buffalo
Pick dates

Last minute flights from Buffalo to Denver

24 Dec - 31 Dec $ 415.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
1 STOPS
BUF
Buffalo
Pick dates
24 Dec - 31 Dec $ 415.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
1 STOPS
BUF
Buffalo
Pick dates
24 Dec - 31 Dec $ 654.00
BUF
Buffalo
United Airlines
1 STOPS
DEN
Denver
DEN
Denver
United Airlines
1 STOPS
BUF
Buffalo
Pick dates

One-way flights to Denver from Buffalo

6:30 AM - 8:45 AM
United Airlines
1 Stops
6h 5m
BUF - DEN
$ 248
Kiwi
Pick dates
10:29 AM - 12:40 PM
United Airlines
1 Stops
6h 24m
BUF - DEN
$ 269
Kiwi
Pick dates
6:30 AM - 8:45 AM
United Airlines
1 Stops
6h 5m
BUF - DEN
$ 342
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.