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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 April , May 2026

30 Apr - 01 May $ 624.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
23 Apr - 01 May $ 624.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
30 Apr - 04 May $ 624.00
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

23 Apr - 30 Apr $ 618.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
20 Apr - 30 Apr $ 664.00
LAX
Los Angeles
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAX
Los Angeles
Pick dates
24 Apr - 30 Apr $ 675.00
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

9:13 AM - 2:45 PM
Air Excursions
1 Stops
6h 22m
LAX - BFI
$ 309
Kiwi
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9:13 AM - 2:45 PM
Air Excursions
1 Stops
6h 22m
LAX - BFI
$ 309
Kiwi
Pick dates
9:13 AM - 2:45 PM
Air Excursions
1 Stops
6h 22m
LAX - BFI
$ 355
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.