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Cheap flights from Brussels to Washington, D.C. from €319

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels to Washington, D.C. departing on 19/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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TAP AIR PORTUGAL Logo
06:00 - 21:00BRU-IAD
21h 00m1 stop
TAP AIR PORTUGAL Logo
22:30 - 23:50IAD-BRU
19h 20m1 stop
€457TAP AIR PORTUGAL
Find Deal
Fri, 5 Dec - Fri, 12 Dec
Scandinavian Airlines Logo
10:20 - 18:15BRU-IAD
12h 55m1 stop
Scandinavian Airlines Logo
21:30 - 18:35IAD-BRU
16h 05m1 stop
€467Scandinavian Airlines
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Thu, 12 Mar - Mon, 16 Mar
Scandinavian Airlines Logo
11:30 - 17:15BRU-IAD
35h 45m2 stops
Scandinavian Airlines Logo
20:30 - 14:30IAD-BRU
12h 00m1 stop
€469Scandinavian Airlines
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Tue, 17 Feb - Wed, 25 Feb
Scandinavian Airlines Logo
10:20 - 17:15BRU-IAD
12h 55m1 stop
Scandinavian Airlines Logo
20:30 - 18:40IAD-BRU
16h 10m2 stops
€473Scandinavian Airlines
Find Deal
Thu, 19 Feb - Wed, 25 Feb
Icelandair Logo
12:50 - 18:30BRU-IAD
11h 40m1 stop
Icelandair Logo
19:40 - 11:55IAD-BRU
10h 15m1 stop
€503Icelandair
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Sun, 22 Feb - Thu, 26 Feb
British Airways Logo
20:45 - 15:35BRU-IAD
24h 50m1 stop
British Airways Logo
18:20 - 17:00IAD-BRU
16h 40m1 stop
€518British Airways
Find Deal
Mon, 3 Nov - Tue, 11 Nov
British Airways Logo
21:45 - 15:35BRU-IAD
23h 50m1 stop
British Airways Logo
21:45 - 13:50IAD-BRU
10h 05m1 stop
€519British Airways
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Tue, 17 Feb - Sun, 1 Mar
Delta Logo
10:45 - 16:05BRU-IAD
11h 20m1 stop
Delta Logo
12:11 - 09:00IAD-BRU
14h 49m1 stop
€521Delta
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Sun, 2 Nov - Sun, 16 Nov
Delta Logo
08:05 - 16:05BRU-IAD
14h 00m1 stop
Delta Logo
12:11 - 09:00IAD-BRU
14h 49m1 stop
€522Delta
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Sun, 16 Nov - Sun, 23 Nov
Multiple Airlines Logo
19:10 - 15:35BRU-IAD
26h 25m2 stops
Multiple Airlines Logo
18:20 - 16:20IAD-BRU
16h 00m1 stop
€527Multiple Airlines
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Thu, 15 Jan - Wed, 21 Jan

TAP AIR PORTUGAL flights from Brussels to Washington, D.C. Dulles Intl Airport

Our best TAP AIR PORTUGAL deals on Brussels to Washington, D.C. Dulles Intl Airport flight tickets
TAP AIR PORTUGAL
5 Dec
BRU06:00Brussels Bruxelles-National
21h 00m
1 stop
IAD21:00Washington, D.C. Dulles Intl
12 Dec
IAD22:30Washington, D.C. Dulles Intl
19h 20m
1 stop
BRU23:50Brussels Bruxelles-National
€457
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TAP AIR PORTUGAL
21 Nov
BRU06:00Brussels Bruxelles-National
21h 00m
1 stop
IAD21:00Washington, D.C. Dulles Intl
5 Dec
IAD22:30Washington, D.C. Dulles Intl
12h 35m
1 stop
BRU17:05Brussels Bruxelles-National
€486
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TAP AIR PORTUGAL
9 Nov
BRU17:55Brussels Bruxelles-National
27h 20m
1 stop
IAD15:15Washington, D.C. Dulles Intl
15 Nov
IAD17:30Washington, D.C. Dulles Intl
11h 30m
1 stop
BRU11:00Brussels Bruxelles-National
€510
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Scandinavian Airlines flights from Brussels to Washington, D.C. Dulles Intl Airport

Our best Scandinavian Airlines deals on Brussels to Washington, D.C. Dulles Intl Airport flight tickets
Scandinavian Airlines
12 Mar
BRU10:20Brussels Bruxelles-National
12h 55m
1 stop
IAD18:15Washington, D.C. Dulles Intl
16 Mar
IAD21:30Washington, D.C. Dulles Intl
16h 05m
1 stop
BRU18:35Brussels Bruxelles-National
€467
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Scandinavian Airlines
17 Feb
BRU11:30Brussels Bruxelles-National
35h 45m
2 stops
IAD17:15Washington, D.C. Dulles Intl
25 Feb
IAD20:30Washington, D.C. Dulles Intl
12h 00m
1 stop
BRU14:30Brussels Bruxelles-National
€469
Find similar
Scandinavian Airlines
19 Feb
BRU10:20Brussels Bruxelles-National
12h 55m
1 stop
IAD17:15Washington, D.C. Dulles Intl
25 Feb
IAD20:30Washington, D.C. Dulles Intl
16h 10m
2 stops
BRU18:40Brussels Bruxelles-National
€473
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momondo Fare Finder

 
Customise your flight search to find flights from Brussels to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 21 October 2025.
Use the filters below to find and compare flights from Brussels to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 5/12

06:00-21:00

1 stop21h 00m

Washington, D.C. Dulles Intl

Fri 12/12

22:30-23:50

1 stop19h 20m

€457

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 12/3

10:20-18:15

1 stop12h 55m

Washington, D.C. Dulles Intl

Mon 16/3

21:30-18:35

1 stop16h 05m

€467

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Tue 17/2

11:30-17:15

2 stops35h 45m

Washington, D.C. Dulles Intl

Wed 25/2

20:30-14:30

1 stop12h 00m

€469

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 19/2

10:20-17:15

1 stop12h 55m

Washington, D.C. Dulles Intl

Wed 25/2

20:30-18:40

2 stops16h 10m

€473

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sun 22/2

12:50-18:30

1 stop11h 40m

Washington, D.C. Dulles Intl

Thu 26/2

19:40-11:55

1 stop10h 15m

€503

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Mon 3/11

20:45-15:35

1 stop24h 50m

Washington, D.C. Dulles Intl

Tue 11/11

18:20-17:00

1 stop16h 40m

€518

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Tue 17/2

21:45-15:35

1 stop23h 50m

Washington, D.C. Dulles Intl

Sun 1/3

21:45-13:50

1 stop10h 05m

€519

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sun 2/11

10:45-16:05

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 16/11

12:11-09:00

1 stop14h 49m

€521

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sun 16/11

08:05-16:05

1 stop14h 00m

Washington, D.C. Dulles Intl

Sun 23/11

12:11-09:00

1 stop14h 49m

€522

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 15/1

19:10-15:35

2 stops26h 25m

Washington, D.C. Dulles Intl

Wed 21/1

18:20-16:20

1 stop16h 00m

€527

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Brussels to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Brussels and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

The month of May is, on average, the cheapest month to fly to Washington, D.C. Dulles Intl Airport from Brussels, with most prices found around €423. If you aren’t able to travel during the month of May, then book flights to Washington, D.C. Dulles Intl Airport from Brussels during January instead. Flights to Washington, D.C. Dulles Intl Airport in January, while not as cheap as those in May, still average around €465.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Saturday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Brussels. The lowest ticket price found for a Saturday departure recently was €460. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Friday is €568.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Brussels when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around €520 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Brussels for as low as €463 on momondo.

Cheap Brussels to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brussels to Washington, D.C. Dulles Intl Airport

Fastest flight time

8h 20m

Direct flights

Every day
The fastest flight from Brussels to Washington, D.C. Dulles Intl Airport takes 8h 20m
Direct flights go from Brussels to Washington, D.C. Dulles Intl Airport every day.
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  • How far is Brussels to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from Brussels to Washington, D.C. Dulles Intl is 6235.2 km. In terms of flight time, this usually takes a little over 8h 40m.

  • When did momondo last update prices for flights from Brussels to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Brussels to Washington, D.C. Dulles Intl Airport were last updated today.

  • How old do you have to be to fly from Brussels to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Brussels to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Gettysburg

Why use momondo?

Why should I use momondo to find a flight deal from Brussels to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Brussels.

Can I find flights from Brussels to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Brussels which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Brussels to Washington, D.C.?

momondo helps you find the best flight between Brussels and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Brussels to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Brussels and alert you when they change.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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