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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 February , March 2026

26 Feb - 09 Mar $ 1,060.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
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26 Feb - 16 Mar $ 1,073.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
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26 Feb - 07 Mar $ 1,092.00
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

20 Feb - 02 Mar $ 2,643.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
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13 Feb - 02 Mar $ 2,740.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BUF
Buffalo
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21 Feb - 02 Mar $ 3,118.00
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 - 7:35 AM
Air Excursions
3 Stops
45h 46m
BUF - BFI
$ 564
Kiwi
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1:39 PM - 7:35 AM
Air Excursions
3 Stops
45h 46m
BUF - BFI
$ 659
Kiwi
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2:19 PM - 5:35 AM
Air Excursions
3 Stops
43h 6m
BUF - BFI
$ 693
Kiwi
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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.