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Cheap flights from Austin (AUS) to Seattle (BFI)

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0 Children (2~11)
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How to find the cheapest flight from Austin (AUS) to Seattle (BFI)

How to find the cheapest flight from Austin (AUS) to Seattle (BFI)
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How to find the cheapest flight from Austin (AUS) to Seattle (BFI)
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How to find the cheapest flight from Austin (AUS) to Seattle (BFI)
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Cheap flights from Austin to Seattle in May , June 2026

28 May - 12 Jun $ 854.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
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31 May - 12 Jun $ 868.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
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31 May - 12 Jun $ 929.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
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Last minute flights from Austin to Seattle

28 May - 01 Jun $ 1,187.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
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28 May - 01 Jun $ 1,304.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
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29 May - 01 Jun $ 1,309.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
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One-way flights to Seattle from Austin

6:22 PM - 11:10 AM
Air Excursions
2 Stops
19h 38m
AUS - BFI
$ 561
Kiwi
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6:22 PM - 4:05 PM
Air Excursions
2 Stops
24h 33m
AUS - BFI
$ 593
Kiwi
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10:59 PM - 6:45 PM
Air Excursions
2 Stops
22h 36m
AUS - BFI
$ 669
Kiwi
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How to find the cheapest flight from Austin (AUS) to Seattle (BFI)

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