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Cheap flights from Seattle (BFI) 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 Seattle (BFI) to Buffalo (BUF)

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

29 Jan - 06 Feb $ 1,209.00
BFI
Seattle
Air Excursions
3 STOPS
BUF
Buffalo
BUF
Buffalo
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
22 Jan - 06 Feb $ 1,237.00
BFI
Seattle
Air Excursions
3 STOPS
BUF
Buffalo
BUF
Buffalo
Air Excursions
3 STOPS
BFI
Seattle
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29 Jan - 09 Feb $ 1,243.00
BFI
Seattle
Air Excursions
3 STOPS
BUF
Buffalo
BUF
Buffalo
Air Excursions
3 STOPS
BFI
Seattle
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One-way flights to Buffalo from Seattle

7:05 PM - 10:40 AM
Frontier Airlines
3 Stops
38h 39m
BFI - BUF
$ 637
Kiwi
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8:05 AM - 10:40 AM
Frontier Airlines
3 Stops
25h 39m
BFI - BUF
$ 674
Kiwi
Pick dates
8:05 AM - 10:40 AM
Frontier Airlines
3 Stops
25h 39m
BFI - BUF
$ 702
Kiwi
Pick dates

How to find the cheapest flight from Seattle (BFI) to Buffalo (BUF)

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