Flight Routes 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
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
Best option
Washington DC
Brussels
Outbound
06/24/26
direct
SN0516
07h 50min
Return
07/03/26
direct
SN0515
08h 45min
Brussels Airlines ?
$1,657
Washington DC
Brussels
Outbound
06/25/26
1 Stopover (IST)
TK0188, TK1937
14h 50min
Return
06/30/26
1 Stopover (IST)
TK1940, TK0187
22h 40min
Turkish Airlines
$1,035
Washington DC
Brussels
Outbound
06/25/26
1 Stopover (IST)
TK0008, TK1941
17h 40min
Return
06/30/26
1 Stopover (IST)
TK1942, TK0187
34h 15min
Turkish Airlines ?
$1,011
Washington DC
Brussels
Outbound
06/25/26
1 Stopover (IST)
TK0008, TK1943
33h 40min
Return
06/30/26
1 Stopover (IST)
TK1940, TK0187
22h 40min
Turkish Airlines
$1,038
Washington DC
Brussels
Outbound
06/25/26
1 Stopover (IST)
TK0008, TK1941
17h 40min
Return
06/30/26
1 Stopover (IST)
TK1940, TK0187
22h 40min
Turkish Airlines
$1,078
Washington DC
Brussels
Outbound
06/25/26
1 Stopover (IST)
TK0188, TK1937
14h 50min
Return
06/30/26
1 Stopover (IST)
TK1940, TK0187
22h 40min
Turkish Airlines ?
$1,103
Washington DC
Brussels
Outbound
06/25/26
3 Stopovers (MUC, SOF, MUC)
UA8784, UA9320, LH1707, LH5628
30h 00min
Return
06/30/26
2 Stopovers (OTP, LHR)
RO0374, AA7192, AA7002
31h 00min
United Airlines, Lufthansa ?
$1,161
Washington DC
Brussels
Outbound
06/25/26
1 Stopover (DUB)
EI0118, EI0638
18h 00min
Return
06/30/26
1 Stopover (DUB)
EI0631, EI0117
11h 25min
Aer Lingus Irish Airlines ?
$1,269
Washington DC
Brussels
Outbound
06/24/26
direct
LH9383
07h 35min
Return
07/03/26
direct
LH9382
08h 20min
Lufthansa ?
$1,857
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 USD
448 USD
533 USD
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 USD
25 %
1 stopover Lisbon
15h 45min, from 575 USD
25 %
1 stopover Dublin
15h 30min, from 577 USD
14 %

Important flight information

Flight information: Washington DC - Brussels

Roundtrip from 841,33 USD
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