Seattle / Tacoma (SEA) to Brussels (BRU) flight deal in economy from $713

Thursday, September 24th, 2026

4 round-trip options

Returning
Tue, Sep 29, 20265 Day Trip
$837 USD
Returning
Sat, Oct 3, 20269 Day Trip
$902 USD
Returning
Mon, Oct 5, 202611 Day Trip
$837 USD
Returning
Tue, Oct 6, 202612 Day Trip
$834 USD