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Cheap flights from Seattle (BFI) to Brussels (BRU)

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How to find the cheapest flight from Seattle (BFI) to Brussels (BRU)

How to find the cheapest flight from Seattle (BFI) to Brussels (BRU)
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How to find the cheapest flight from Seattle (BFI) to Brussels (BRU)
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How to find the cheapest flight from Seattle (BFI) to Brussels (BRU)
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Cheap flights from Seattle to Brussels in December 2025 , January 2026

29 Dec - 24 Jan $ 1,658.00
BFI
Seattle
Air Excursions
2 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
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29 Dec - 31 Jan $ 1,672.00
BFI
Seattle
Air Excursions
2 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
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29 Dec - 23 Jan $ 1,843.00
BFI
Seattle
Air Excursions
2 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
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Last minute flights from Seattle to Brussels

29 Dec - 02 Jan $ 2,414.00
BFI
Seattle
Air Excursions
2 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
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26 Dec - 02 Jan $ 2,580.00
BFI
Seattle
Air Excursions
3 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
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29 Dec - 02 Jan $ 2,599.00
BFI
Seattle
Air Excursions
2 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
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One-way flights to Brussels from Seattle

9:35 AM - 6:50 AM
Aer Lingus
3 Stops
39h
BFI - BRU
$ 890
Kiwi
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9:35 AM - 7:35 AM
Icelandair
2 Stops
17h 20m
BFI - BRU
$ 897
Kiwi
Pick dates
9:35 AM - 7:00 PM
Vueling
3 Stops
26h 35m
BFI - BRU
$ 1,036
Kiwi
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How to find the cheapest flight from Seattle (BFI) to Brussels (BRU)

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