Seattle / Tacoma (SEA) to Brussels (BRU) flight deal in economy from $712

Air CanadaACAir CanadaLufthansaLHLufthansaSwiss International Air LinesLXSwiss International Air LinesAustrian AirlinesOSAustrian AirlinesUnited AirlinesUAUnited Airlines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
BelgiumBRU

Brussels Airport (Zaventem Airport)

Brussels, Belgium
$806 USD
-12%$712 USD
Verified 16 days ago
Great Availability
61% of dates checked are available within 10% of the lowest price

Saturday, August 15th, 2026

6 round-trip options

Returning
Fri, Aug 21, 2026•6 Day Trip
$820 USD
Google Flights
Returning
Mon, Aug 24, 2026•9 Day Trip
$755 USD
Google Flights
Returning
Tue, Aug 25, 2026•10 Day Trip
$754 USD
Google Flights
Returning
Thu, Aug 27, 2026•12 Day Trip
$750 USD
Google Flights
Returning
Fri, Aug 28, 2026•13 Day Trip
$750 USD
Google Flights
Returning
Sat, Aug 29, 2026•14 Day Trip
$810 USD
Google Flights