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Cheap flights from Kalispell (FCA) to Seattle (BFI)

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0 Infants (0~2)
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How to find the cheapest flight from Kalispell (FCA) to Seattle (BFI)

How to find the cheapest flight from Kalispell (FCA) to Seattle (BFI)
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How to find the cheapest flight from Kalispell (FCA) to Seattle (BFI)
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How to find the cheapest flight from Kalispell (FCA) to Seattle (BFI)
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Cheap flights from Kalispell to Seattle in January , February 2026

29 Jan - 05 Feb $ 920.00
FCA
Kalispell
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
FCA
Kalispell
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25 Jan - 05 Feb $ 928.00
FCA
Kalispell
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
FCA
Kalispell
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22 Jan - 05 Feb $ 986.00
FCA
Kalispell
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
FCA
Kalispell
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Last minute flights from Kalispell to Seattle

29 Jan - 01 Feb $ 898.00
FCA
Kalispell
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
FCA
Kalispell
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25 Jan - 01 Feb $ 906.00
FCA
Kalispell
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
FCA
Kalispell
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22 Jan - 01 Feb $ 964.00
FCA
Kalispell
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
FCA
Kalispell
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One-way flights to Seattle from Kalispell

9:06 PM - 2:45 PM
Air Excursions
2 Stops
19h 29m
FCA - BFI
$ 431
Kiwi
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9:06 PM - 2:45 PM
Air Excursions
2 Stops
19h 29m
FCA - BFI
$ 439
Kiwi
Pick dates
9:06 PM - 2:45 PM
Air Excursions
2 Stops
19h 29m
FCA - BFI
$ 497
Kiwi
Pick dates

How to find the cheapest flight from Kalispell (FCA) to Seattle (BFI)

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