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Cheap flights from Brussels to Washington, D.C. from €342

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 2/2. 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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Cheap return flights

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Scandinavian Airlines Logo
10:20 - 17:15
BRU
-
IAD
12h 55m1 stop
Scandinavian Airlines Logo
20:30 - 14:30
IAD
-
BRU
12h 00m1 stop
€481Scandinavian Airlines
Thu, 29 Jan - Mon, 2 Feb
Scandinavian Airlines Logo
10:20 - 17:15
BRU
-
IAD
12h 55m1 stop
Scandinavian Airlines Logo
20:30 - 10:50
IAD
-
BRU
56h 20m2 stops
€485Scandinavian Airlines
Thu, 29 Jan - Mon, 2 Feb
ITA Airways Logo
18:55 - 14:40
BRU
-
IAD
25h 45m1 stop
ITA Airways Logo
16:30 - 10:40
IAD
-
BRU
12h 10m1 stop
€500ITA Airways
Wed, 10 Jun - Thu, 30 Jul
Icelandair Logo
12:50 - 18:30
BRU
-
IAD
11h 40m1 stop
Icelandair Logo
19:40 - 11:55
IAD
-
BRU
10h 15m1 stop
€503Icelandair
Fri, 6 Feb - Wed, 18 Feb
Scandinavian Airlines Logo
21:10 - 16:50
BRU
-
IAD
25h 40m2 stops
Scandinavian Airlines Logo
20:20 - 20:30
IAD
-
BRU
18h 10m2 stops
€537Scandinavian Airlines
Wed, 20 May - Wed, 27 May
Scandinavian Airlines Logo
10:20 - 19:09
BRU
-
IAD
14h 49m2 stops
Scandinavian Airlines Logo
20:30 - 10:50
IAD
-
BRU
32h 20m2 stops
€539Scandinavian Airlines
Thu, 29 Jan - Mon, 2 Feb
TAP AIR PORTUGAL Logo
17:55 - 15:15
BRU
-
IAD
27h 20m1 stop
TAP AIR PORTUGAL Logo
22:30 - 23:50
IAD
-
BRU
19h 20m1 stop
€543TAP AIR PORTUGAL
Wed, 11 Feb - Sun, 15 Feb
TAP AIR PORTUGAL Logo
17:55 - 21:00
BRU
-
IAD
33h 05m1 stop
TAP AIR PORTUGAL Logo
17:30 - 11:00
IAD
-
BRU
11h 30m1 stop
€549TAP AIR PORTUGAL
Tue, 13 Jan - Mon, 26 Jan
United Airlines Logo
07:00 - 15:50
BRU
-
IAD
14h 50m1 stop
United Airlines Logo
17:45 - 07:15
IAD
-
BRU
7h 30mdirect
€562United Airlines
Fri, 6 Feb - Sat, 14 Feb
United Airlines Logo
09:00 - 15:50
BRU
-
IAD
12h 50m1 stop
United Airlines Logo
17:45 - 07:15
IAD
-
BRU
7h 30mdirect
€563United Airlines
Fri, 16 Jan - Thu, 29 Jan

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
29 Jan
BRU10:20Brussels Bruxelles-National
12h 55m
1 stop
IAD17:15Washington, D.C. Dulles Intl
2 Feb
IAD20:30Washington, D.C. Dulles Intl
12h 00m
1 stop
BRU14:30Brussels Bruxelles-National
€481
Find similar
Scandinavian Airlines
29 Jan
BRU10:20Brussels Bruxelles-National
12h 55m
1 stop
IAD17:15Washington, D.C. Dulles Intl
2 Feb
IAD20:30Washington, D.C. Dulles Intl
56h 20m
2 stops
BRU10:50Brussels Bruxelles-National
€485
Find similar
Scandinavian Airlines
20 May
BRU21:10Brussels Bruxelles-National
25h 40m
2 stops
IAD16:50Washington, D.C. Dulles Intl
27 May
IAD20:20Washington, D.C. Dulles Intl
18h 10m
2 stops
BRU20:30Brussels Bruxelles-National
€537
Find similar

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

Our best United Airlines deals on Brussels to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
6 Feb
BRU07:00Brussels Bruxelles-National
14h 50m
1 stop
IAD15:50Washington, D.C. Dulles Intl
14 Feb
IAD17:45Washington, D.C. Dulles Intl
7h 30m
BRU07:15Brussels Bruxelles-National
€562
Find similar
United Airlines
16 Jan
BRU09:00Brussels Bruxelles-National
12h 50m
1 stop
IAD15:50Washington, D.C. Dulles Intl
29 Jan
IAD17:45Washington, D.C. Dulles Intl
7h 30m
BRU07:15Brussels Bruxelles-National
€563
Find similar
United Airlines
13 Jan
BRU07:00Brussels Bruxelles-National
15h 30m
2 stops
IAD16:30Washington, D.C. Dulles Intl
19 Jan
IAD18:05Washington, D.C. Dulles Intl
13h 10m
1 stop
BRU13:15Brussels Bruxelles-National
€564
Find similar

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 14 December 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

Thu 29/1

10:20-17:15

1 stop12h 55m

Washington, D.C. Dulles Intl

Mon 2/2

20:30-14:30

1 stop12h 00m

€481

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 29/1

10:20-17:15

1 stop12h 55m

Washington, D.C. Dulles Intl

Mon 2/2

20:30-10:50

2 stops56h 20m

€485

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 10/6

18:55-14:40

1 stop25h 45m

Washington, D.C. Dulles Intl

Thu 30/7

16:30-10:40

1 stop12h 10m

€500

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 6/2

12:50-18:30

1 stop11h 40m

Washington, D.C. Dulles Intl

Wed 18/2

19:40-11:55

1 stop10h 15m

€503

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 20/5

21:10-16:50

2 stops25h 40m

Washington, D.C. Dulles Intl

Wed 27/5

20:20-20:30

2 stops18h 10m

€537

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 29/1

10:20-19:09

2 stops14h 49m

Washington, D.C. Dulles Intl

Mon 2/2

20:30-10:50

2 stops32h 20m

€539

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 11/2

17:55-15:15

1 stop27h 20m

Washington, D.C. Dulles Intl

Sun 15/2

22:30-23:50

1 stop19h 20m

€543

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Tue 13/1

17:55-21:00

1 stop33h 05m

Washington, D.C. Dulles Intl

Mon 26/1

17:30-11:00

1 stop11h 30m

€549

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 6/2

07:00-15:50

1 stop14h 50m

Washington, D.C. Dulles Intl

Sat 14/2

17:45-07:15

Nonstop7h 30m

€562

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 16/1

09:00-15:50

1 stop12h 50m

Washington, D.C. Dulles Intl

Thu 29/1

17:45-07:15

Nonstop7h 30m

€563

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 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 €475. 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 June instead. Flights to Washington, D.C. Dulles Intl Airport in June, while not as cheap as those in May, still average around €481.

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 €457. 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 €564.

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 €540 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 €460 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 40m

Direct flights

Every day
The fastest flight from Brussels to Washington, D.C. Dulles Intl Airport takes 8h 40m
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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