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

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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 Denver (DEN) to Buffalo (BUF)

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

25 Apr - 27 May $ 200.00
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
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25 Apr - 29 May $ 200.00
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
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25 Apr - 13 May $ 200.00
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
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Last minute flights from Denver to Buffalo

27 Apr - 30 Apr $ 269.00
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
2 STOPS
DEN
Denver
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25 Apr - 30 Apr $ 280.00
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
2 STOPS
DEN
Denver
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28 Apr - 30 Apr $ 454.00
DEN
Denver
United Airlines
DIRECT
BUF
Buffalo
BUF
Buffalo
United Airlines
DIRECT
DEN
Denver
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One-way flights to Buffalo from Denver

5:53 PM - 5:53 PM
United Airlines
0 Stops
3h 17m
DEN - BUF
$ 178
Kiwi
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5:53 PM - 5:53 PM
United Airlines
0 Stops
3h 17m
DEN - BUF
$ 449
Kiwi
Pick dates
5:53 PM - 5:53 PM
United Airlines
0 Stops
3h 17m
DEN - BUF
$ 449
Kiwi
Pick dates

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

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