Cheap Flights from Washington, D.C. to Brussels
Browse current best options from Washington, D.C.. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Washington, D.C.
RatePunk searches hundreds of travel sites at once for deals on flights to Brussels
Prices updated 7 days ago
482 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated Oct 26, 2026.)
Today’s best flight deals from Washington, D.C. to Brussels
Explore current cheapest deals departing from Washington, D.C. to Brussels
2027-01-20 – 2027-01-29
WAS - Brussels
90% AI deal score
$744
$588
Round trip
2026-11-25 – 2026-12-15
WAS - Brussels
83% AI deal score
$713
$614
Round trip
2026-11-25 – 2026-12-08
WAS - Brussels
84% AI deal score
$724
$615
Round trip
2026-11-30 – 2026-12-08
WAS - Brussels
84% AI deal score
$734
$615
Round trip
2026-11-25 – 2026-12-03
WAS - Brussels
84% AI deal score
$736
$615
Round trip
2026-11-23 – 2026-12-08
WAS - Brussels
83% AI deal score
$719
$615
Round trip
2026-11-11 – 2026-11-17
WAS - Brussels
89% AI deal score
$756
$615
Round trip
2026-11-11 – 2026-11-19
WAS - Brussels
88% AI deal score
$738
$615
Round trip
2026-11-11 – 2026-12-08
WAS - Brussels
83% AI deal score
$708
$616
Round trip
2026-12-02 – 2026-12-15
WAS - Brussels
91% AI deal score
$893
$619
Round trip