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Cheap flights from Los Angeles (LAX) 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 Los Angeles (LAX) to Seattle (BFI)

How to find the cheapest flight from Los Angeles (LAX) to Seattle (BFI)
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How to find the cheapest flight from Los Angeles (LAX) to Seattle (BFI)
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How to find the cheapest flight from Los Angeles (LAX) to Seattle (BFI)
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Cheap flights from Los Angeles to Seattle in August , September 2026

31 Aug - 25 Sep $ 653.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
27 Aug - 17 Sep $ 653.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
31 Aug - 28 Sep $ 653.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates

Last minute flights from Los Angeles to Seattle

27 Aug - 31 Aug $ 826.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
LAX
Los Angeles
Pick dates
27 Aug - 31 Aug $ 854.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
30 Aug - 31 Aug $ 854.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates

One-way flights to Seattle from Los Angeles

9:15 AM - 4:05 PM
Air Excursions
1 Stops
7h 40m
LAX - BFI
$ 425
Kiwi
Pick dates
9:15 AM - 4:05 PM
Air Excursions
1 Stops
7h 40m
LAX - BFI
$ 425
Kiwi
Pick dates
9:15 AM - 4:20 PM
Air Excursions
1 Stops
7h 55m
LAX - BFI
$ 425
Kiwi
Pick dates

How to find the cheapest flight from Los Angeles (LAX) to Seattle (BFI)

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