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Cheap flights from Austin (AUS) 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 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 August , September 2026

31 Aug - 17 Sep $ 778.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
Pick dates
31 Aug - 24 Sep $ 795.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
Pick dates
31 Aug - 04 Sep $ 848.00
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 Aug - 31 Aug $ 880.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
Pick dates
27 Aug - 31 Aug $ 880.00
AUS
Austin
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
AUS
Austin
Pick dates
28 Aug - 31 Aug $ 928.00
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

12:47 PM - 9:25 PM
Air Excursions
2 Stops
11h 28m
AUS - BFI
$ 389
Kiwi
Pick dates
6:15 AM - 8:25 PM
Air Excursions
2 Stops
17h
AUS - BFI
$ 394
Kiwi
Pick dates
12:47 PM - 8:25 PM
Air Excursions
2 Stops
10h 28m
AUS - BFI
$ 442
Kiwi
Pick dates

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.