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

Sunday, July 19th, 2026

3 round-trip options

Returning
Sat, Jul 25, 20266 Day Trip
$1,345 USD
Returning
Sun, Jul 26, 20267 Day Trip
$1,066 USD
Returning
Fri, Jul 31, 202612 Day Trip
$997 USD