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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 July , August 2026

30 Jul - 27 Aug $ 1,148.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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26 Jul - 27 Aug $ 1,165.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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28 Jul - 27 Aug $ 1,166.00
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

28 Jul - 02 Aug $ 1,553.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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28 Jul - 02 Aug $ 1,616.00
MKE
Milwaukee
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
MKE
Milwaukee
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28 Jul - 01 Aug $ 1,775.00
MKE
Milwaukee
JetBlue Airways
3 STOPS
BFI
Seattle
BFI
Seattle
JetBlue Airways
2 STOPS
MKE
Milwaukee
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One-way flights to Seattle from Milwaukee

8:43 AM - 8:25 PM
Air Excursions
3 Stops
38h 32m
MKE - BFI
$ 753
Kiwi
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8:43 AM - 9:25 PM
Air Excursions
3 Stops
39h 32m
MKE - BFI
$ 770
Kiwi
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8:43 AM - 6:45 PM
Air Excursions
3 Stops
36h 52m
MKE - BFI
$ 771
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.