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Cheap flights from Seattle (BFI) to San Antonio (SAT)

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

How to find the cheapest flight from Seattle (BFI) to San Antonio (SAT)
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How to find the cheapest flight from Seattle (BFI) to San Antonio (SAT)
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How to find the cheapest flight from Seattle (BFI) to San Antonio (SAT)
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Cheap flights from Seattle to San Antonio in April , May 2026

29 Apr - 14 May $ 718.00
BFI
Seattle
Air Excursions
2 STOPS
SAT
San Antonio
SAT
San Antonio
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
28 Apr - 21 May $ 736.00
BFI
Seattle
Air Excursions
2 STOPS
SAT
San Antonio
SAT
San Antonio
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
29 Apr - 21 May $ 743.00
BFI
Seattle
Air Excursions
2 STOPS
SAT
San Antonio
SAT
San Antonio
Air Excursions
2 STOPS
BFI
Seattle
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Last minute flights from Seattle to San Antonio

28 Apr - 01 May $ 783.00
BFI
Seattle
Air Excursions
2 STOPS
SAT
San Antonio
SAT
San Antonio
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
21 Apr - 01 May $ 802.00
BFI
Seattle
Air Excursions
2 STOPS
SAT
San Antonio
SAT
San Antonio
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
28 Apr - 01 May $ 815.00
BFI
Seattle
Air Excursions
2 STOPS
SAT
San Antonio
SAT
San Antonio
Air Excursions
2 STOPS
BFI
Seattle
Pick dates

One-way flights to San Antonio from Seattle

8:05 AM - 12:35 PM
Frontier Airlines
2 Stops
29h 48m
BFI - SAT
$ 324
Kiwi
Pick dates
8:05 AM - 10:57 AM
Frontier Airlines
2 Stops
28h 10m
BFI - SAT
$ 331
Kiwi
Pick dates
8:05 AM - 12:35 PM
Frontier Airlines
2 Stops
29h 48m
BFI - SAT
$ 343
Kiwi
Pick dates

How to find the cheapest flight from Seattle (BFI) to San Antonio (SAT)

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