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

Wednesday, December 23rd, 2026

7 round-trip options

Returning
Mon, Dec 28, 20265 Day Trip
$829 USD
Returning
Wed, Dec 30, 20267 Day Trip
$773 USD
Returning
Thu, Dec 31, 20268 Day Trip
$909 USD
Returning
Fri, Jan 1, 20279 Day Trip
$909 USD
Returning
Sat, Jan 2, 202710 Day Trip
$979 USD
Returning
Mon, Jan 4, 202712 Day Trip
$979 USD
Returning
Tue, Jan 5, 202713 Day Trip
$906 USD