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

Monday, August 10th, 2026

4 round-trip options

Returning
Sat, Aug 15, 20265 Day Trip
$1,379 USD
Returning
Wed, Aug 19, 20269 Day Trip
$882 USD
Returning
Fri, Aug 21, 202611 Day Trip
$882 USD
Returning
Sat, Aug 22, 202612 Day Trip
$952 USD