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

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0 Children (2~11)
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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 July , August 2026

31 Jul - 28 Aug $ 710.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
31 Jul - 27 Aug $ 710.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
30 Jul - 28 Aug $ 727.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
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Last minute flights from Los Angeles to Seattle

30 Jul - 31 Jul $ 916.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
27 Jul - 31 Jul $ 983.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
27 Jul - 31 Jul $ 1,017.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
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One-way flights to Seattle from Los Angeles

9:15 AM - 6:45 AM
Air Excursions
1 Stops
22h 20m
LAX - BFI
$ 433
Kiwi
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9:15 AM - 5:45 PM
Air Excursions
1 Stops
9h 20m
LAX - BFI
$ 450
Kiwi
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9:15 AM - 4:05 PM
Air Excursions
1 Stops
7h 40m
LAX - BFI
$ 467
Kiwi
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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.