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 15 days ago
Great Availability
61% of dates checked are available within 10% of the lowest price

Friday, August 14th, 2026

6 round-trip options

Returning
Thu, Aug 20, 2026•6 Day Trip
$758 USD
Google Flights
Returning
Sun, Aug 23, 2026•9 Day Trip
$818 USD
Google Flights
Returning
Mon, Aug 24, 2026•10 Day Trip
$755 USD
Google Flights
Returning
Wed, Aug 26, 2026•12 Day Trip
$758 USD
Google Flights
Returning
Thu, Aug 27, 2026•13 Day Trip
$758 USD
Google Flights
Returning
Fri, Aug 28, 2026•14 Day Trip
$758 USD
Google Flights