Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

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)
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.
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.

Cheap flights from Las Vegas to Seattle in August , September 2026

31 Aug - 25 Sep $ 675.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
Pick dates
31 Aug - 18 Sep $ 675.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
Pick dates
31 Aug - 21 Sep $ 676.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
Pick dates

Last minute flights from Las Vegas to Seattle

28 Aug - 31 Aug $ 851.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
Pick dates
27 Aug - 31 Aug $ 851.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
Pick dates
30 Aug - 31 Aug $ 851.00
LAS
Las Vegas
Frontier Airlines
1 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
1 STOPS
LAS
Las Vegas
Pick dates

One-way flights to Seattle from Las Vegas

8:15 AM - 9:25 PM
Air Excursions
2 Stops
14h
LAS - BFI
$ 369
Kiwi
Pick dates
2:57 PM - 9:25 PM
Air Excursions
1 Stops
7h 18m
LAS - BFI
$ 388
Kiwi
Pick dates
2:57 PM - 8:25 PM
Air Excursions
1 Stops
6h 18m
LAS - BFI
$ 464
Kiwi
Pick dates

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

Related info for your journey
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.
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.