Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

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

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.
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.

Cheap flights from Seattle to Brussels in March , April 2026

30 Mar - 01 May $ 1,609.00
BFI
Seattle
Air Excursions
3 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
09 Mar - 01 May $ 1,691.00
BFI
Seattle
Air Excursions
3 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
11 Mar - 01 May $ 1,763.00
BFI
Seattle
Air Excursions
3 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
Pick dates

Last minute flights from Seattle to Brussels

26 Mar - 02 Apr $ 1,829.00
BFI
Seattle
Air Excursions
3 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
09 Mar - 02 Apr $ 1,845.00
BFI
Seattle
Air Excursions
3 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
09 Mar - 02 Apr $ 1,986.00
BFI
Seattle
Air Excursions
3 STOPS
BRU
Brussels
BRU
Brussels
Air Excursions
3 STOPS
BFI
Seattle
Pick dates

One-way flights to Brussels from Seattle

5:25 PM - 4:45 PM
Vueling
3 Stops
41h 15m
BFI - BRU
$ 792
Kiwi
Pick dates
9:35 AM - 4:30 PM
SAS
3 Stops
25h 5m
BFI - BRU
$ 859
Kiwi
Pick dates
9:35 AM - 8:50 PM
Finnair
3 Stops
28h 55m
BFI - BRU
$ 861
Kiwi
Pick dates

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

Related info for your journey
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.
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.