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

Saturday, June 20th, 2026

3 round-trip options

Returning
Fri, Jun 26, 20266 Day Trip
$1,563 USD
Returning
Sat, Jun 27, 20267 Day Trip
$1,317 USD
Returning
Thu, Jul 2, 202612 Day Trip
$1,247 USD