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

Tuesday, July 21st, 2026

3 round-trip options

Returning
Mon, Jul 27, 20266 Day Trip
$1,059 USD
Returning
Tue, Jul 28, 20267 Day Trip
$989 USD
Returning
Sun, Aug 2, 202612 Day Trip
$1,126 USD