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

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0 Children (2~11)
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How to find the cheapest flight from Seattle (BFI) to San Francisco (SFO)

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

30 Sep - 15 Oct $ 853.00
BFI
Seattle
Air Excursions
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
30 Sep - 16 Oct $ 854.00
BFI
Seattle
Air Excursions
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
30 Sep - 13 Oct $ 854.00
BFI
Seattle
Air Excursions
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Excursions
2 STOPS
BFI
Seattle
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Last minute flights from Seattle to San Francisco

29 Sep - 01 Oct $ 1,490.00
BFI
Seattle
Air Excursions
3 STOPS
SFO
San Francisco
SFO
San Francisco
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
29 Sep - 01 Oct $ 1,569.00
BFI
Seattle
Air Excursions
3 STOPS
SFO
San Francisco
SFO
San Francisco
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
29 Sep - 01 Oct $ 1,762.00
BFI
Seattle
Air Excursions
3 STOPS
SFO
San Francisco
SFO
San Francisco
Air Excursions
3 STOPS
BFI
Seattle
Pick dates

One-way flights to San Francisco from Seattle

8:05 PM - 10:29 PM
Frontier Airlines
2 Stops
28h 9m
BFI - SFO
$ 537
Kiwi
Pick dates
8:05 PM - 7:44 PM
Frontier Airlines
2 Stops
25h 22m
BFI - SFO
$ 686
Kiwi
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5:25 AM - 3:30 PM
Flair Airlines
2 Stops
12h 35m
BFI - SFO
$ 1,064
Kiwi
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How to find the cheapest flight from Seattle (BFI) to San Francisco (SFO)

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