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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 April , May 2026

27 Apr - 05 May $ 185.00
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
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20 Apr - 05 May $ 185.00
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
Pick dates
27 Apr - 31 May $ 185.00
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
Pick dates

Last minute flights from Buffalo to Denver

20 Apr - 01 May $ 302.00
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
Pick dates
27 Apr - 01 May $ 302.00
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
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24 Apr - 30 Apr $ 480.00
BUF
Buffalo
United Airlines
DIRECT
DEN
Denver
DEN
Denver
United Airlines
DIRECT
BUF
Buffalo
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One-way flights to Denver from Buffalo

8:30 AM - 8:30 AM
United Airlines
0 Stops
3h 43m
BUF - DEN
$ 178
Kiwi
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8:30 AM - 8:30 AM
United Airlines
0 Stops
3h 43m
BUF - DEN
$ 449
Kiwi
Pick dates
8:30 AM - 8:30 AM
United Airlines
0 Stops
3h 43m
BUF - DEN
$ 449
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.