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Cheap flights from Baltimore (BWI) to Seattle (BFI)

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How to find the cheapest flight from Baltimore (BWI) to Seattle (BFI)

How to find the cheapest flight from Baltimore (BWI) to Seattle (BFI)
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How to find the cheapest flight from Baltimore (BWI) to Seattle (BFI)
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How to find the cheapest flight from Baltimore (BWI) to Seattle (BFI)
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Cheap flights from Baltimore to Seattle in February , March 2026

26 Feb - 10 Mar $ 879.00
BWI
Baltimore
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BWI
Baltimore
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27 Feb - 10 Mar $ 1,028.00
BWI
Baltimore
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
BWI
Baltimore
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27 Feb - 31 Mar $ 1,101.00
BWI
Baltimore
Spirit Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Spirit Airlines
3 STOPS
BWI
Baltimore
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Last minute flights from Baltimore to Seattle

26 Feb - 02 Mar $ 1,378.00
BWI
Baltimore
Spirit Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Spirit Airlines
3 STOPS
BWI
Baltimore
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27 Feb - 02 Mar $ 1,528.00
BWI
Baltimore
Spirit Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Spirit Airlines
3 STOPS
BWI
Baltimore
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23 Feb - 02 Mar $ 1,573.00
BWI
Baltimore
Spirit Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Spirit Airlines
3 STOPS
BWI
Baltimore
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One-way flights to Seattle from Baltimore

12:12 PM - 7:35 AM
Air Excursions
3 Stops
47h 13m
BWI - BFI
$ 463
Kiwi
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6:00 AM - 7:35 AM
Air Excursions
3 Stops
29h 25m
BWI - BFI
$ 613
Kiwi
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7:45 AM - 3:05 PM
Air Excursions
2 Stops
35h 10m
BWI - BFI
$ 864
Kiwi
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How to find the cheapest flight from Baltimore (BWI) to Seattle (BFI)

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How to find the cheapest flight from Baltimore (BWI) 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 Baltimore (BWI) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.