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Cheap flights from Las Vegas (LAS) to Seattle (BFI)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Las Vegas (LAS) to Seattle (BFI)

How to find the cheapest flight from Las Vegas (LAS) to Seattle (BFI)
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How to find the cheapest flight from Las Vegas (LAS) to Seattle (BFI)
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How to find the cheapest flight from Las Vegas (LAS) to Seattle (BFI)
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Cheap flights from Las Vegas to Seattle in December 2025 , January 2026

18 Dec - 19 Jan $ 793.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
Pick dates
23 Dec - 19 Jan $ 793.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
Pick dates
18 Dec - 12 Jan $ 793.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
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Last minute flights from Las Vegas to Seattle

18 Dec - 01 Jan $ 855.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
Pick dates
23 Dec - 31 Dec $ 904.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
LAS
Las Vegas
Pick dates
18 Dec - 31 Dec $ 904.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
LAS
Las Vegas
Pick dates

One-way flights to Seattle from Las Vegas

10:50 AM - 4:05 PM
Air Excursions
1 Stops
6h 5m
LAS - BFI
$ 445
Kiwi
Pick dates
10:50 AM - 4:05 PM
Air Excursions
1 Stops
6h 5m
LAS - BFI
$ 445
Kiwi
Pick dates
10:50 AM - 4:05 PM
Air Excursions
1 Stops
6h 5m
LAS - BFI
$ 470
Kiwi
Pick dates

How to find the cheapest flight from Las Vegas (LAS) to Seattle (BFI)

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