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

Friday, August 21st, 2026

4 round-trip options

Returning
Wed, Aug 26, 20265 Day Trip
$945 USD
Returning
Sun, Aug 30, 20269 Day Trip
$1,015 USD
Returning
Tue, Sep 1, 202611 Day Trip
$950 USD
Returning
Wed, Sep 2, 202612 Day Trip
$951 USD