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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 August , September 2026

31 Aug - 12 Sep $ 296.00
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
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26 Aug - 09 Sep $ 330.00
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
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22 Aug - 07 Sep $ 950.00
DEN
Denver
JetBlue Airways
1 STOPS
BUF
Buffalo
BUF
Buffalo
JetBlue Airways
1 STOPS
DEN
Denver
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Last minute flights from Denver to Buffalo

24 Aug - 31 Aug $ 399.00
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
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26 Aug - 01 Sep $ 399.00
DEN
Denver
Frontier Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
1 STOPS
DEN
Denver
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18 Aug - 31 Aug $ 906.00
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

11:59 PM - 6:38 AM
Frontier Airlines
1 Stops
7h 24m
DEN - BUF
$ 193
Kiwi
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11:59 PM - 6:38 AM
Frontier Airlines
1 Stops
7h 24m
DEN - BUF
$ 206
Kiwi
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5:25 PM - 5:25 PM
United Airlines
0 Stops
3h 12m
DEN - BUF
$ 474
Kiwi
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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.