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Cheap flights from Missoula (MSO) to Seattle (BFI)

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How to find the cheapest flight from Missoula (MSO) to Seattle (BFI)

How to find the cheapest flight from Missoula (MSO) to Seattle (BFI)
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How to find the cheapest flight from Missoula (MSO) to Seattle (BFI)
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How to find the cheapest flight from Missoula (MSO) to Seattle (BFI)
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Cheap flights from Missoula to Seattle in July , August 2026

30 Jul - 27 Aug $ 1,309.00
MSO
Missoula
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
MSO
Missoula
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30 Jul - 13 Aug $ 1,391.00
MSO
Missoula
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
MSO
Missoula
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30 Jul - 13 Aug $ 1,459.00
MSO
Missoula
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
MSO
Missoula
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Last minute flights from Missoula to Seattle

30 Jul - 02 Aug $ 1,668.00
MSO
Missoula
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
MSO
Missoula
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30 Jul - 01 Aug $ 1,739.00
MSO
Missoula
Sun Country Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Sun Country Airlines
2 STOPS
MSO
Missoula
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One-way flights to Seattle from Missoula

10:24 AM - 9:25 PM
Air Excursions
2 Stops
12h 51m
MSO - BFI
$ 951
Kiwi
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2:04 PM - 8:25 PM
Air Excursions
3 Stops
32h 11m
MSO - BFI
$ 2,571
Kiwi
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2:04 PM - 5:45 PM
Air Excursions
3 Stops
29h 31m
MSO - BFI
$ 2,661
Kiwi
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How to find the cheapest flight from Missoula (MSO) to Seattle (BFI)

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