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Cheap flights from Bellingham (BLI) 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 Bellingham (BLI) to Seattle (BFI)

How to find the cheapest flight from Bellingham (BLI) to Seattle (BFI)
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How to find the cheapest flight from Bellingham (BLI) to Seattle (BFI)
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How to find the cheapest flight from Bellingham (BLI) to Seattle (BFI)
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Cheap flights from Bellingham to Seattle in May , June 2026

31 May - 05 Jun $ 799.00
BLI
Bellingham
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BLI
Bellingham
Pick dates
31 May - 05 Jun $ 822.00
BLI
Bellingham
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BLI
Bellingham
Pick dates
31 May - 12 Jun $ 866.00
BLI
Bellingham
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BLI
Bellingham
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Last minute flights from Bellingham to Seattle

11 May - 01 Jun $ 1,098.00
BLI
Bellingham
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BLI
Bellingham
Pick dates
11 May - 31 May $ 1,172.00
BLI
Bellingham
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BLI
Bellingham
Pick dates
17 May - 31 May $ 1,195.00
BLI
Bellingham
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BLI
Bellingham
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One-way flights to Seattle from Bellingham

1:07 PM - 6:45 PM
Air Excursions
2 Stops
30h 28m
BLI - BFI
$ 439
Kiwi
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1:07 PM - 4:05 PM
Air Excursions
2 Stops
27h 48m
BLI - BFI
$ 461
Kiwi
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8:00 AM - 6:45 AM
Air Excursions
2 Stops
23h 35m
BLI - BFI
$ 571
Kiwi
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How to find the cheapest flight from Bellingham (BLI) to Seattle (BFI)

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