Flights from Washington DC to Brussels

Trip type

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
05/02/26
2 Stopovers (MCO, IAD)
F94229, UA0276, UA0950
41h 06min
Return
-
Frontier Airlines, United Airlines ?
$270
Washington DC
Brussels
Outbound
05/16/26
1 Stopover (CPH)
SK0926, SK1593
12h 15min
Return
05/29/26
1 Stopover (CPH)
SK0594, SK0925
12h 30min
SAS Scandinavian Airlines ?
$794
Best option
Washington DC
Brussels
Outbound
05/19/26
direct
SN0516
07h 50min
Return
05/26/26
direct
SN0515
08h 45min
Brussels Airlines ?
$1,003
Washington DC
Brussels
Outbound
03/28/26
1 Stopover (IST)
TK0008, TK1941
17h 40min
Return
04/25/26
1 Stopover (IST)
TK1940, TK0187
22h 40min
Turkish Airlines
$990
Washington DC
Brussels
Outbound
05/16/26
2 Stopovers (KEF, OSL)
FI0644, FI0318, SK4745
15h 50min
Return
05/29/26
1 Stopover (MAD)
AA8516, AA8729
14h 25min
Icelandair, SAS Scandinavian Airlines ?
$795
Washington DC
Brussels
Outbound
05/16/26
1 Stopover (CPH)
SK0926, SK2593
20h 40min
Return
05/29/26
1 Stopover (CPH)
SK0594, SK0925
12h 30min
SAS Scandinavian Airlines
$812
Washington DC
Brussels
Outbound
05/16/26
2 Stopovers (CPH, OSL)
SK0926, SK0450, SK4745
42h 10min
Return
05/29/26
1 Stopover (CPH)
SK0594, SK0925
12h 30min
SAS Scandinavian Airlines
$813
Washington DC
Brussels
Outbound
05/16/26
1 Stopover (LIS)
TP0234, TP0640
30h 25min
Return
05/29/26
1 Stopover (LIS)
TP0647, TP0231
16h 00min
TAP Air Portugal
$821
Washington DC
Brussels
Outbound
05/16/26
1 Stopover (CPH)
SK0926, SK1593
12h 15min
Return
05/29/26
1 Stopover (CPH)
SK0594, SK0925
12h 30min
SAS Scandinavian Airlines
$826
Washington DC
Brussels
Outbound
07/26/26
1 Stopover (LIS)
TP0232, TP0640
11h 20min
Return
08/05/26
1 Stopover (LHR)
BA0385, BA0291
14h 40min
TAP Air Portugal ?
$842
Prices based on recent searches, subject to last-minute changes
Page 1 / 2

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

Cheapest outbound flight from 269,43 $
Roundtrip from 793,04 $
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