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

Thursday, December 24th, 2026

7 round-trip options

Returning
Tue, Dec 29, 20265 Day Trip
$754 USD
Returning
Thu, Dec 31, 20267 Day Trip
$890 USD
Returning
Fri, Jan 1, 20278 Day Trip
$890 USD
Returning
Sat, Jan 2, 20279 Day Trip
$954 USD
Returning
Sun, Jan 3, 202710 Day Trip
$974 USD
Returning
Tue, Jan 5, 202712 Day Trip
$887 USD
Returning
Wed, Jan 6, 202713 Day Trip
$886 USD