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Cheap flights from Milwaukee (MKE) to Seattle (BFI)

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0 Children (2~11)
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How to find the cheapest flight from Milwaukee (MKE) to Seattle (BFI)

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

16 Jan - 25 Feb $ 1,455.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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16 Jan - 11 Feb $ 1,459.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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16 Jan - 18 Feb $ 1,528.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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One-way flights to Seattle from Milwaukee

5:30 AM - 5:35 AM
Air Excursions
3 Stops
26h 55m
MKE - BFI
$ 1,282
Kiwi
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6:15 AM - 5:45 PM
Air Excursions
3 Stops
38h 20m
MKE - BFI
$ 1,827
Kiwi
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5:30 AM - 6:45 PM
Air Excursions
3 Stops
40h 5m
MKE - BFI
$ 1,962
Kiwi
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How to find the cheapest flight from Milwaukee (MKE) to Seattle (BFI)

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