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Cheap flights from Brussels to Washington, D.C. from €315

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 16/10. 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 to Washington, D.C.

Cheap return flights

United Airlines Logo
12:00 - 14:25BRU-IAD
8h 25mdirect
United Airlines Logo
09:45 - 07:50IAD-BRU
16h 05m1 stop
€449United Airlines
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Sun, 12 Oct - Mon, 3 Nov
United Airlines Logo
08:30 - 17:37BRU-IAD
15h 07m2 stops
United Airlines Logo
17:45 - 07:15IAD-BRU
7h 30mdirect
€450United Airlines
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Tue, 21 Oct - Sun, 9 Nov
United Airlines Logo
11:55 - 15:35BRU-IAD
8h 40mdirect
United Airlines Logo
17:45 - 07:15IAD-BRU
7h 30mdirect
€451United Airlines
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Sun, 26 Oct - Tue, 4 Nov
British Airways Logo
21:45 - 00:04BRU-IAD
32h 19m2 stops
British Airways Logo
18:20 - 19:45IAD-BRU
19h 25m1 stop
€457British Airways
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Tue, 23 Dec - Tue, 6 Jan
Logo
12:00 - 14:25BRU-IAD
8h 25mdirect
Logo
19:00 - 10:50IAD-BRU
10h 50m1 stop
€459
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Fri, 17 Oct - Thu, 30 Oct
British Airways Logo
22:30 - 19:45BRU-IAD
27h 15m2 stops
British Airways Logo
19:25 - 14:15IAD-BRU
12h 50m1 stop
€460British Airways
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Thu, 9 Oct - Sun, 12 Oct
Aer Lingus Logo
10:20 - 15:50BRU-IAD
11h 30m1 stop
Aer Lingus Logo
18:05 - 09:35IAD-BRU
10h 30m1 stop
€466Aer Lingus
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Fri, 24 Oct - Sat, 1 Nov
Scandinavian Airlines Logo
10:20 - 19:59BRU-IAD
15h 39m1 stop
Scandinavian Airlines Logo
22:05 - 18:20IAD-BRU
14h 15m2 stops
€470Scandinavian Airlines
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Sun, 5 Oct - Tue, 14 Oct
Scandinavian Airlines Logo
19:00 - 19:59BRU-IAD
30h 59m2 stops
Scandinavian Airlines Logo
22:05 - 10:15IAD-BRU
30h 10m2 stops
€480Scandinavian Airlines
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Fri, 3 Oct - Sat, 11 Oct
Logo
06:55 - 14:20BRU-IAD
13h 25m2 stops
Logo
14:25 - 13:15IAD-BRU
16h 50m2 stops
€510
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Thu, 9 Oct - Fri, 17 Oct

Lufthansa flights from Brussels to Washington, D.C. Dulles Intl Airport

Our best Lufthansa deals on Brussels to Washington, D.C. Dulles Intl Airport flight tickets
Lufthansa
9 Oct
BRU09:30Brussels Bruxelles-National
12h 20m
1 stop
IAD15:50Washington, D.C. Dulles Intl
31 Oct
IAD23:55Washington, D.C. Dulles Intl
11h 15m
1 stop
BRU16:10Brussels Bruxelles-National
€489
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Lufthansa
9 Oct
BRU12:00Brussels Bruxelles-National
8h 25m
IAD14:25Washington, D.C. Dulles Intl
31 Oct
IAD23:55Washington, D.C. Dulles Intl
11h 15m
1 stop
BRU16:10Brussels Bruxelles-National
€495
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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
5 Oct
BRU10:20Brussels Bruxelles-National
15h 39m
1 stop
IAD19:59Washington, D.C. Dulles Intl
14 Oct
IAD22:05Washington, D.C. Dulles Intl
14h 15m
2 stops
BRU18:20Brussels Bruxelles-National
€470
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Scandinavian Airlines
3 Oct
BRU19:00Brussels Bruxelles-National
30h 59m
2 stops
IAD19:59Washington, D.C. Dulles Intl
11 Oct
IAD22:05Washington, D.C. Dulles Intl
30h 10m
2 stops
BRU10:15Brussels Bruxelles-National
€480
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Scandinavian Airlines
17 Sept
BRU10:55Brussels Bruxelles-National
15h 04m
2 stops
IAD19:59Washington, D.C. Dulles Intl
24 Sept
IAD22:05Washington, D.C. Dulles Intl
11h 15m
1 stop
BRU15:20Brussels Bruxelles-National
€485
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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 4 September 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

Sun 12/10

12:00-14:25

Nonstop8h 25m

Washington, D.C. Dulles Intl

Mon 3/11

09:45-07:50

1 stop16h 05m

€449

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Tue 21/10

08:30-17:37

2 stops15h 07m

Washington, D.C. Dulles Intl

Sun 9/11

17:45-07:15

Nonstop7h 30m

€450

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sun 26/10

11:55-15:35

Nonstop8h 40m

Washington, D.C. Dulles Intl

Tue 4/11

17:45-07:15

Nonstop7h 30m

€451

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Tue 23/12

21:45-00:04

2 stops32h 19m

Washington, D.C. Dulles Intl

Tue 6/1

18:20-19:45

1 stop19h 25m

€457

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 17/10

12:00-14:25

Nonstop8h 25m

Washington, D.C. Dulles Intl

Thu 30/10

19:00-10:50

1 stop10h 50m

€459

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 9/10

22:30-19:45

2 stops27h 15m

Washington, D.C. Dulles Intl

Sun 12/10

19:25-14:15

1 stop12h 50m

€460

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 24/10

10:20-15:50

1 stop11h 30m

Washington, D.C. Dulles Intl

Sat 1/11

18:05-09:35

1 stop10h 30m

€466

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sun 5/10

10:20-19:59

1 stop15h 39m

Washington, D.C. Dulles Intl

Tue 14/10

22:05-18:20

2 stops14h 15m

€470

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 3/10

19:00-19:59

2 stops30h 59m

Washington, D.C. Dulles Intl

Sat 11/10

22:05-10:15

2 stops30h 10m

€480

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 9/10

06:55-14:20

2 stops13h 25m

Washington, D.C. Dulles Intl

Fri 17/10

14:25-13:15

2 stops16h 50m

€510

Flights are sorted by cheapest return flights 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 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 March instead. Flights to Washington, D.C. Dulles Intl Airport in March, while not as cheap as those in May, still average around €460.

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 €519 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 €488 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 25m

Direct flights

Every day
The fastest flight from Brussels to Washington, D.C. Dulles Intl Airport takes 8h 25m
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 25m.

  • 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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