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Cheap flights from San Francisco (SFO) to Seattle (BFI)

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How to find the cheapest flight from San Francisco (SFO) to Seattle (BFI)

How to find the cheapest flight from San Francisco (SFO) to Seattle (BFI)
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How to find the cheapest flight from San Francisco (SFO) to Seattle (BFI)
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How to find the cheapest flight from San Francisco (SFO) to Seattle (BFI)
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Cheap flights from San Francisco to Seattle in June , July 2026

30 Jun - 21 Jul $ 1,173.00
SFO
San Francisco
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
SFO
San Francisco
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30 Jun - 28 Jul $ 1,174.00
SFO
San Francisco
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
SFO
San Francisco
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30 Jun - 09 Jul $ 1,228.00
SFO
San Francisco
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
SFO
San Francisco
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Last minute flights from San Francisco to Seattle

29 Jun - 01 Jul $ 2,042.00
SFO
San Francisco
Flair Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Flair Airlines
2 STOPS
SFO
San Francisco
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30 Jun - 01 Jul $ 2,156.00
SFO
San Francisco
Flair Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Flair Airlines
2 STOPS
SFO
San Francisco
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29 Jun - 01 Jul $ 2,293.00
SFO
San Francisco
Alaska Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Alaska Airlines
3 STOPS
SFO
San Francisco
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One-way flights to Seattle from San Francisco

10:58 PM - 4:05 PM
Air Excursions
3 Stops
41h 57m
SFO - BFI
$ 780
Kiwi
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10:58 PM - 6:45 PM
Air Excursions
3 Stops
20h 37m
SFO - BFI
$ 800
Kiwi
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6:45 PM - 4:05 PM
Air Excursions
2 Stops
22h 10m
SFO - BFI
$ 1,150
Kiwi
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How to find the cheapest flight from San Francisco (SFO) to Seattle (BFI)

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