Fly nonstop from Washington DC to Brussels for $466 round-trip on United.
Seen below, we found seats departing IAD on Wednesday, March 29, returning from BRU on Wednesday, April 5.
Other dates are also available for departures through March.
For booking info, see our fare details.
Need a room in Brussels? Here's a look at what's available for the above dates on Hotelwatchdog.