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Cheap flights from Brussels Bruxelles-National Airport to Washington, D.C. from €442

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels Bruxelles-National Airport to Washington, D.C. departing on 9/10. 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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Find the cheapest flights from Brussels Bruxelles-National Airport to Washington, D.C.

Cheap return flights

Lufthansa Logo
08:30 - 15:50BRU-IAD
13h 20m1 stop
Lufthansa Logo
17:45 - 07:15IAD-BRU
7h 30mdirect
€442Lufthansa
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Thu, 9 Oct - Sun, 12 Oct
Logo
08:30 - 13:30BRU-IAD
11h 00m1 stop
Logo
17:25 - 10:00IAD-BRU
10h 35m1 stop
€443
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Tue, 30 Sep - Thu, 20 Nov
United Airlines Logo
08:30 - 15:15BRU-IAD
12h 45m1 stop
United Airlines Logo
18:20 - 13:15IAD-BRU
12h 55m1 stop
€444United Airlines
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Tue, 7 Oct - Mon, 3 Nov
United Airlines Logo
12:00 - 14:25BRU-IAD
8h 25mdirect
United Airlines Logo
17:45 - 07:15IAD-BRU
7h 30mdirect
€447United Airlines
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Tue, 30 Sep - Wed, 19 Nov
Brussels Airlines Logo
12:00 - 14:25BRU-IAD
8h 25mdirect
Brussels Airlines Logo
17:45 - 07:15IAD-BRU
7h 30mdirect
€448Brussels Airlines
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Thu, 9 Oct - Sun, 12 Oct
British Airways Logo
19:55 - 23:53BRU-IAD
33h 58m2 stops
British Airways Logo
18:20 - 16:40IAD-BRU
16h 20m1 stop
€460British Airways
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Sat, 11 Oct - Mon, 3 Nov
Delta Logo
06:10 - 16:07BRU-IAD
15h 57m2 stops
Delta Logo
12:08 - 08:40IAD-BRU
14h 32m1 stop
€464Delta
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Wed, 1 Oct - Sun, 5 Oct
Delta Logo
08:00 - 19:18BRU-IAD
17h 18m2 stops
Delta Logo
17:25 - 09:40IAD-BRU
10h 15m1 stop
€465Delta
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Wed, 8 Oct - Sun, 12 Oct
British Airways Logo
19:55 - 19:45BRU-IAD
29h 50m2 stops
British Airways Logo
14:18 - 17:00IAD-BRU
21h 42m2 stops
€468British Airways
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Sat, 11 Oct - Tue, 28 Oct
Brussels Airlines Logo
20:40 - 14:20BRU-IAD
23h 40m1 stop
Brussels Airlines Logo
18:25 - 11:10IAD-BRU
11h 45m1 stop
€486Brussels Airlines
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Sat, 11 Oct - Fri, 31 Oct

Scandinavian Airlines flights from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport

Our best Scandinavian Airlines deals on Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport flight tickets
Scandinavian Airlines
2 Oct
BRU19:00Brussels Bruxelles-National
30h 59m
2 stops
IAD19:59Washington, D.C. Dulles Intl
15 Oct
IAD22:05Washington, D.C. Dulles Intl
14h 10m
2 stops
BRU18:15Brussels Bruxelles-National
€481
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Scandinavian Airlines
3 Oct
BRU19:00Brussels Bruxelles-National
30h 59m
2 stops
IAD19:59Washington, D.C. Dulles Intl
18 Oct
IAD22:05Washington, D.C. Dulles Intl
14h 15m
2 stops
BRU18:20Brussels Bruxelles-National
€508
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Scandinavian Airlines
17 Dec
BRU10:20Brussels Bruxelles-National
12h 55m
1 stop
IAD17:15Washington, D.C. Dulles Intl
22 Dec
IAD20:30Washington, D.C. Dulles Intl
31h 10m
1 stop
BRU09:40Brussels Bruxelles-National
€541
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United Airlines flights from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
25 Sept
BRU08:30Brussels Bruxelles-National
11h 00m
1 stop
IAD13:30Washington, D.C. Dulles Intl
16 Oct
IAD09:35Washington, D.C. Dulles Intl
16h 30m
1 stop
BRU08:05Brussels Bruxelles-National
€442
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United Airlines
7 Oct
BRU08:30Brussels Bruxelles-National
12h 45m
1 stop
IAD15:15Washington, D.C. Dulles Intl
3 Nov
IAD18:20Washington, D.C. Dulles Intl
12h 55m
1 stop
BRU13:15Brussels Bruxelles-National
€444
Find similar
United Airlines
30 Sept
BRU12:00Brussels Bruxelles-National
8h 25m
IAD14:25Washington, D.C. Dulles Intl
19 Nov
IAD17:45Washington, D.C. Dulles Intl
7h 30m
BRU07:15Brussels Bruxelles-National
€447
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momondo Fare Finder

 
Customise your flight search to find flights from Brussels Bruxelles-National Airport 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 15 September 2025.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport 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

Thu 9/10

08:30-15:50

1 stop13h 20m

Washington, D.C. Dulles Intl

Sun 12/10

17:45-07:15

Nonstop7h 30m

€442

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Tue 30/9

08:30-13:30

1 stop11h 00m

Washington, D.C. Dulles Intl

Thu 20/11

17:25-10:00

1 stop10h 35m

€443

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Tue 7/10

08:30-15:15

1 stop12h 45m

Washington, D.C. Dulles Intl

Mon 3/11

18:20-13:15

1 stop12h 55m

€444

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Tue 30/9

12:00-14:25

Nonstop8h 25m

Washington, D.C. Dulles Intl

Wed 19/11

17:45-07:15

Nonstop7h 30m

€447

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 9/10

12:00-14:25

Nonstop8h 25m

Washington, D.C. Dulles Intl

Sun 12/10

17:45-07:15

Nonstop7h 30m

€448

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sat 11/10

19:55-23:53

2 stops33h 58m

Washington, D.C. Dulles Intl

Mon 3/11

18:20-16:40

1 stop16h 20m

€460

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 1/10

06:10-16:07

2 stops15h 57m

Washington, D.C. Dulles Intl

Sun 5/10

12:08-08:40

1 stop14h 32m

€464

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 8/10

08:00-19:18

2 stops17h 18m

Washington, D.C. Dulles Intl

Sun 12/10

17:25-09:40

1 stop10h 15m

€465

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sat 11/10

19:55-19:45

2 stops29h 50m

Washington, D.C. Dulles Intl

Tue 28/10

14:18-17:00

2 stops21h 42m

€468

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sat 11/10

20:40-14:20

1 stop23h 40m

Washington, D.C. Dulles Intl

Fri 31/10

18:25-11:10

1 stop11h 45m

€486

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Brussels Bruxelles-National Airport 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 Bruxelles-National Airport 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 Bruxelles-National Airport, with most prices found around €420. If you aren’t able to travel during the month of May, then book flights to Washington, D.C. Dulles Intl Airport from Brussels Bruxelles-National Airport during March instead. Flights to Washington, D.C. Dulles Intl Airport in March, while not as cheap as those in May, still average around €457.

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 Bruxelles-National Airport 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 €514 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 Bruxelles-National Airport for as low as €481 on momondo.

How have Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of September 2025, prices for Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport flights are approximately 68% more expensive when compared to flights at the same time last year.

When to book flights from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport (BRU to IAD) flight deals and tips

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

Best price found

€484

Fastest flight time

8h 25m

Direct flights

Mon, Wed, Thu, Fri and Sun
The best flight deal from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is €484
The fastest flight from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport takes 8h 25m
Direct flights go from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport on Monday, Wednesday, Thursday, Friday and Sunday. There are no airlines offering direct flights..
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  • How far is Brussels Bruxelles-National to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from Brussels Bruxelles-National to Washington, D.C. Dulles Intl is 6241.9 km. A reasonable flight in good conditions will take 8h 25m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport.

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

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport?

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Why use momondo?

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

It is quick and easy to find Brussels to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

Yes. All flights to Washington, D.C. from Brussels on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Yes. momondo can track prices for Brussels to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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