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Cheap flights from Bismarck (BIS) to Seattle (BFI)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Bismarck (BIS) to Seattle (BFI)

How to find the cheapest flight from Bismarck (BIS) to Seattle (BFI)
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How to find the cheapest flight from Bismarck (BIS) to Seattle (BFI)
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How to find the cheapest flight from Bismarck (BIS) to Seattle (BFI)
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Cheap flights from Bismarck to Seattle in November , December 2025

23 Nov - 12 Dec $ 1,155.00
BIS
Bismarck
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIS
Bismarck
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28 Nov - 12 Dec $ 1,221.00
BIS
Bismarck
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIS
Bismarck
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28 Nov - 05 Dec $ 1,280.00
BIS
Bismarck
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIS
Bismarck
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Last minute flights from Bismarck to Seattle

23 Nov - 01 Dec $ 1,328.00
BIS
Bismarck
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIS
Bismarck
Pick dates
28 Nov - 01 Dec $ 1,394.00
BIS
Bismarck
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIS
Bismarck
Pick dates
25 Nov - 01 Dec $ 1,502.00
BIS
Bismarck
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
BIS
Bismarck
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One-way flights to Seattle from Bismarck

11:31 AM - 5:35 AM
Air Excursions
2 Stops
44h 54m
BIS - BFI
$ 659
Kiwi
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7:19 PM - 2:45 PM
Air Excursions
3 Stops
46h 16m
BIS - BFI
$ 707
Kiwi
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4:36 PM - 5:45 PM
Air Excursions
3 Stops
27h 59m
BIS - BFI
$ 725
Kiwi
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How to find the cheapest flight from Bismarck (BIS) to Seattle (BFI)

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