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

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Buffalo (BUF) to Seattle (BFI)

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

29 Jan - 01 Mar $ 1,115.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
Pick dates
29 Jan - 15 Feb $ 1,143.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
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29 Jan - 06 Feb $ 1,277.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
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Last minute flights from Buffalo to Seattle

29 Jan - 02 Feb $ 1,256.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
Pick dates
25 Jan - 02 Feb $ 1,338.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
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22 Jan - 02 Feb $ 1,350.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
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One-way flights to Seattle from Buffalo

1:39 PM - 2:45 PM
Air Excursions
3 Stops
28h 56m
BUF - BFI
$ 620
Kiwi
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1:39 PM - 2:45 PM
Air Excursions
3 Stops
28h 56m
BUF - BFI
$ 702
Kiwi
Pick dates
1:39 PM - 2:45 PM
Air Excursions
3 Stops
28h 56m
BUF - BFI
$ 714
Kiwi
Pick dates

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

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