Our cheapest offers for flights from Washington DC to Brussels

Here you can compare cheap flights from Washington DC (DCA) to Brussels (BRU) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Brussels. Prices and availability may change at any time.

Flight schedule from Washington DC (DCA) to Brussels (BRU)

Select a travel date in the flight schedule for the route from Washington DC (DCA) to Brussels (BRU) and compare affordable flight deals.

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Aug 30 – Sep 5, 2026
September 6 – 12, 2026
September 13 – 19, 2026

No flights could be found for this week (yet). Please use the search form.

Tips and tricks to help you find cheap flights from Washington DC to Brussels

Favourite connection: via Montréal-Pierre Elliott Trudeau International

When booking flights from Washington DC to Brussels 42 % of travelers prefer to fly via Montréal-Pierre Elliott Trudeau International.

Route

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1 stopover Montréal-Pierre Elliott Trudeau International Airport

32h 30min, from $922

42 %

2 stopovers Boston Logan International Airport, MA Reykjavik-Keflavik International

22h 20min, from $906

33 %

2 stopovers New York - John F. Kennedy International Airport, NY Helsinki-Vantaa

23h 35min, from $828

17 %

Important flight information

Flight information: Washington DC - Brussels

Roundtrip from	$710.45
Distance	6234 km
Departure airport	Airport Washington DC - Ronald Reagan National Airport, VA (DCA)
Arrival airport	Airport Brussels (BRU)
Destination country	Flights to Belgium
City-Code - Arrival airport	Washington-DC - Brussels
Departure airport - Destination country	Washington DC - Ronald Reagan National Airport, VA - Belgium