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

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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 September , October 2026

27 Sep - 13 Oct $ 986.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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27 Sep - 13 Oct $ 1,020.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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20 Sep - 13 Oct $ 1,060.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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Last minute flights from Milwaukee to Seattle

27 Sep - 02 Oct $ 1,418.00
MKE
Milwaukee
JetBlue Airways
3 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
3 STOPS
MKE
Milwaukee
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27 Sep - 02 Oct $ 1,451.00
MKE
Milwaukee
JetBlue Airways
3 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
3 STOPS
MKE
Milwaukee
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20 Sep - 02 Oct $ 1,492.00
MKE
Milwaukee
JetBlue Airways
3 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
3 STOPS
MKE
Milwaukee
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One-way flights to Seattle from Milwaukee

10:10 AM - 6:45 PM
Air Excursions
3 Stops
35h 25m
MKE - BFI
$ 558
Kiwi
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10:10 AM - 4:05 PM
Air Excursions
3 Stops
32h 45m
MKE - BFI
$ 581
Kiwi
Pick dates
10:10 AM - 4:05 PM
Air Excursions
3 Stops
32h 45m
MKE - BFI
$ 609
Kiwi
Pick dates

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)
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.