Flights from Washington DC to Brussels

Our cheapest offers for flights from Washington DC to Brussels

Here you can compare cheap flights from Washington DC (IAD) 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.

Outbound Return Airlines Shop Baggage Price
Washington DC
Brussels
Outbound
11/03/25
1 Stopover (CPH)
SK0926, SK1593
12h 00min
Return
11/12/25
1 Stopover (CPH)
SK2590, SK0925
26h 45min
SAS Scandinavian Airlines ?
$307
Best option
Washington DC
Brussels
Outbound
09/04/25
direct
SN0516
07h 50min
Return
09/28/25
direct
SN8801
08h 25min
Brussels Airlines ?
$1,075
Washington DC
Brussels
Outbound
11/03/25
1 Stopover (CPH)
SK0926, SK0597
17h 20min
Return
11/12/25
1 Stopover (CPH)
SK0594, SK0925
12h 55min
SAS Scandinavian Airlines
$336
Washington DC
Brussels
Outbound
10/18/25
2 Stopovers (CPH, OSL)
SK0926, SK1456, SK4745
14h 15min
Return
11/17/25
1 Stopover (CPH)
SK0594, SK0925
12h 55min
SAS Scandinavian Airlines
$428
Washington DC
Brussels
Outbound
10/18/25
1 Stopover (CPH)
SK0926, SK0597
15h 45min
Return
11/17/25
1 Stopover (CPH)
SK0594, SK0925
12h 55min
SAS Scandinavian Airlines
$430
Washington DC
Brussels
Outbound
10/18/25
2 Stopovers (CPH, OSL)
SK0926, SK1456, SK4745
14h 15min
Return
11/17/25
1 Stopover (CPH)
SK0594, SK0925
12h 55min
SAS Scandinavian Airlines ?
$433
Washington DC
Brussels
Outbound
10/18/25
2 Stopovers (CPH, OSL)
SK0926, SK1456, SK4745
14h 15min
Return
11/17/25
1 Stopover (CPH)
SK0594, SK0925
12h 55min
SAS Scandinavian Airlines
$434
Washington DC
Brussels
Outbound
10/18/25
1 Stopover (CPH)
SK0926, SK1593
10h 10min
Return
11/17/25
1 Stopover (CPH)
SK0594, SK0925
12h 55min
SAS Scandinavian Airlines ?
$435
Washington DC
Brussels
Outbound
10/18/25
1 Stopover (CPH)
SK0926, SK0597
15h 45min
Return
11/17/25
1 Stopover (CPH)
SK0594, SK0925
12h 55min
SAS Scandinavian Airlines
$439
Washington DC
Brussels
Outbound
10/18/25
1 Stopover (CPH)
SK0926, SK0597
15h 45min
Return
11/17/25
1 Stopover (CPH)
SK0594, SK0925
12h 55min
SAS Scandinavian Airlines ?
$442
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to Brussels

Favorite airline: SAS
SAS is the most popular airline for flights from Washington DC to Brussels.
SAS
28 %
TAP Portugal
25 %
Aer Lingus
13 %
Cheapest weekday: Thursday
Compared to other weekdays, flights are cheapest on Thursday.
Stopover flights are the cheapest connection
Flights with a stopover are on average $423.00 cheaper than direct flights.
non stop flight
1 stop
2 stops
07h 40min
10h 20min
19h 05min
$871
$448
$533
Favourite connection: via Copenhagen
On this route, flights with a stopover in Copenhagen are the most popular.
Route
bookings
1 stopover Copenhagen
20h 35min, from $495
25 %
1 stopover Lisbon
15h 45min, from $575
25 %
1 stopover Dublin
15h 30min, from $577
14 %

Important flight information

Flight information: Washington DC - Brussels

Roundtrip from $306.71
Flight duration min. 07:20
Return flight duration min. 08:40
Distance 6254 km
Flights per week 8
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Brussels (BRU)
Destination country Flights to Belgium
Alternative flights to Brussels
Flight destinations with a similar price
Flight destinations with a similar price