SEA to BRU from $713 in economy – flightdeals.net

Home Premium Fare Deals About

Air Canada

Lufthansa

Swiss International Air Lines

LXSwiss International Air Lines

Austrian Airlines

OSAustrian Airlines

United Airlines

UAUnited Airlines

Round Trip•Economy

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

Brussels Airport (Zaventem Airport)

Brussels, Belgium

$845 USD

-16%$713 USD

Verified about 22 hours ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$782 1$786 2$769 3$837 4$837 5$786 6$781 7$777 8$786 9$785 10$833 11$841 12$786 13$780 14$782 15$784 16$777 17$837 18$840 19$786 20$777 21$782 22$782 23$780 24$834 25$841 26$786 27$782 28$782 29$782 30$780 1$834 2$837 3$781 4$777

Good Availability

52% of dates checked are available within 10% of the lowest price

Wednesday, September 16th, 2026

4 round-trip options

Returning

Mon, Sep 21, 2026•5 Day Trip

$777 USD

Returning

Fri, Sep 25, 2026•9 Day Trip

$784 USD

Returning

Sun, Sep 27, 2026•11 Day Trip

$844 USD

Returning

Mon, Sep 28, 2026•12 Day Trip

$777 USD