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Cheap flights from Brussels Bruxelles-National Airport to Washington, D.C. from $333

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 Bruxelles-National Airport to Washington, D.C. departing on 5/27. 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 round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
1:50 pm - 10:15 pm
BRU
-
IAD
14h 25m
1 stop
Icelandair Logo
11:20 pm - 12:55 pm
IAD
-
BRU
31h 35m
1 stop
$561Icelandair
Fri, May 22 - Fri, May 29
Lufthansa Logo
2:25 pm - 9:15 pm
BRU
-
IAD
11h 50m
1 stop
Lufthansa Logo
5:30 pm - 7:15 am
IAD
-
BRU
7h 45mnonstop
$564Lufthansa
Wed, Mar 25 - Sun, Mar 29
Lufthansa Logo
10:30 am - 3:50 pm
BRU
-
IAD
11h 20m
1 stop
Lufthansa Logo
6:00 pm - 10:10 am
IAD
-
BRU
10h 10m
1 stop
$565Lufthansa
Sat, Feb 28 - Sat, Mar 7
Multiple Airlines Logo
2:25 pm - 7:55 pm
BRU
-
IAD
11h 30m
1 stop
Multiple Airlines Logo
5:35 pm - 7:25 am
IAD
-
BRU
7h 50mnonstop
$566Multiple Airlines
Mon, May 4 - Fri, May 15
Multiple Airlines Logo
12:00 pm - 2:20 pm
BRU
-
IAD
8h 20mnonstop
Multiple Airlines Logo
5:35 pm - 7:25 am
IAD
-
BRU
7h 50mnonstop
$567Multiple Airlines
Mon, May 4 - Fri, May 15
Lufthansa Logo
11:55 am - 3:35 pm
BRU
-
IAD
8h 40mnonstop
Lufthansa Logo
5:30 pm - 7:15 am
IAD
-
BRU
7h 45mnonstop
$568Lufthansa
Wed, Mar 25 - Sun, Mar 29
Multiple Airlines Logo
2:25 pm - 7:55 pm
BRU
-
IAD
11h 30m
1 stop
Multiple Airlines Logo
5:35 pm - 7:25 am
IAD
-
BRU
7h 50mnonstop
$569Multiple Airlines
Fri, May 22 - Fri, May 29
Lufthansa Logo
9:00 am - 3:35 pm
BRU
-
IAD
11h 35m
1 stop
Lufthansa Logo
5:30 pm - 7:15 am
IAD
-
BRU
7h 45mnonstop
$570Lufthansa
Mon, Mar 16 - Tue, Mar 31
British Airways Logo
11:35 am - 7:55 pm
BRU
-
IAD
14h 20m
1 stop
British Airways Logo
9:45 pm - 4:35 pm
IAD
-
BRU
12h 50m
1 stop
$571British Airways
Sat, Feb 28 - Sat, Mar 7
Brussels Airlines Logo
11:55 am - 2:35 pm
BRU
-
IAD
8h 40mnonstop
Brussels Airlines Logo
6:45 pm - 7:15 am
IAD
-
BRU
7h 30mnonstop
$572Brussels Airlines
Thu, Feb 26 - Wed, Mar 11

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

Our best Icelandair deals on Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport flight tickets
Icelandair
May 22
BRU1:50 pmBrussels Bruxelles-National
14h 25m
1 stop
IAD10:15 pmWashington, D.C. Dulles Intl
May 29
IAD11:20 pmWashington, D.C. Dulles Intl
31h 35m
1 stop
BRU12:55 pmBrussels Bruxelles-National
$561
Icelandair
Jan 30
BRU12:50 pmBrussels Bruxelles-National
11h 40m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Feb 14
IAD7:40 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
BRU11:55 amBrussels Bruxelles-National
$580
Icelandair
Apr 24
BRU1:50 pmBrussels Bruxelles-National
11h 30m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
May 9
IAD8:30 pmWashington, D.C. Dulles Intl
10h 25m
1 stop
BRU12:55 pmBrussels Bruxelles-National
$588

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

Our best TAP AIR PORTUGAL deals on Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport flight tickets
TAP AIR PORTUGAL
Jan 28
BRU5:55 pmBrussels Bruxelles-National
27h 20m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Feb 1
IAD10:30 pmWashington, D.C. Dulles Intl
19h 20m
1 stop
BRU11:50 pmBrussels Bruxelles-National
$560
TAP AIR PORTUGAL
Jan 31
BRU6:00 amBrussels Bruxelles-National
15h 15m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Apr 23
IAD10:35 pmWashington, D.C. Dulles Intl
15h 30m
1 stop
BRU8:05 pmBrussels Bruxelles-National
$626
TAP AIR PORTUGAL
Jan 31
BRU6:00 amBrussels Bruxelles-National
15h 15m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Feb 5
IAD5:30 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
BRU11:00 amBrussels Bruxelles-National
$631

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated January 27, 2026.
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

Fri 5/22

1:50 pm-10:15 pm

1 stop14h 25m

Washington, D.C. Dulles Intl

Fri 5/29

11:20 pm-12:55 pm

1 stop31h 35m

$561

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 3/25

2:25 pm-9:15 pm

1 stop11h 50m

Washington, D.C. Dulles Intl

Sun 3/29

5:30 pm-7:15 am

Nonstop7h 45m

$564

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sat 2/28

10:30 am-3:50 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sat 3/7

6:00 pm-10:10 am

1 stop10h 10m

$565

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Mon 5/4

2:25 pm-7:55 pm

1 stop11h 30m

Washington, D.C. Dulles Intl

Fri 5/15

5:35 pm-7:25 am

Nonstop7h 50m

$566

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Mon 5/4

12:00 pm-2:20 pm

Nonstop8h 20m

Washington, D.C. Dulles Intl

Fri 5/15

5:35 pm-7:25 am

Nonstop7h 50m

$567

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 3/25

11:55 am-3:35 pm

Nonstop8h 40m

Washington, D.C. Dulles Intl

Sun 3/29

5:30 pm-7:15 am

Nonstop7h 45m

$568

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 5/22

2:25 pm-7:55 pm

1 stop11h 30m

Washington, D.C. Dulles Intl

Fri 5/29

5:35 pm-7:25 am

Nonstop7h 50m

$569

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Mon 3/16

9:00 am-3:35 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Tue 3/31

5:30 pm-7:15 am

Nonstop7h 45m

$570

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sat 2/28

11:35 am-7:55 pm

1 stop14h 20m

Washington, D.C. Dulles Intl

Sat 3/7

9:45 pm-4:35 pm

1 stop12h 50m

$571

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 2/26

11:55 am-2:35 pm

Nonstop8h 40m

Washington, D.C. Dulles Intl

Wed 3/11

6:45 pm-7:15 am

Nonstop7h 30m

$572

Flights are sorted by cheapest round-trip 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 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?

In general, May is the cheapest month to fly from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $552. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $565.

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

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $703. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport for around $829.

What is the cheapest Brussels Bruxelles-National to Washington, D.C. Dulles Intl flight route?

Fly from Brussels Bruxelles-National to Washington, D.C. Dulles Intl for the best Brussels Bruxelles-National - Washington, D.C. Dulles Intl flight prices

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 $634 when searching weeks out. 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 $540 on momondo.

What cabin class options are available on Brussels Bruxelles-National to Washington, D.C. Dulles Intl flights?

There are 3 cabin classes available to choose from on Brussels Bruxelles-National to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

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 round-trip 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

$625

Fastest flight time

8h 20m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Brussels Bruxelles-National Airport in the past 72 hours is $625. The best round-trip flight deal from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $674.
The fastest flight from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport takes 8h 20m
Direct flights go from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Brussels Bruxelles-National to Washington, D.C. Dulles Intl by plane?

    Brussels Bruxelles-National and Washington, D.C. Dulles Intl are 3878.5 mi apart from one another. In terms of flight time, this usually takes a little over 8h 20m.

  • 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 refresh daily.

  • How many operators does momondo search for flights from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Brussels Bruxelles-National Airport 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 layovers. It is recommended that you verify 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 necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $456Free CancellationRating
6.7
7,702 reviews
Search British Airways flights
Brussels AirlinesPriceFrom $487Free CancellationRating
7.2
381 reviews
Search Brussels Airlines flights
United AirlinesPriceFrom $497Free CancellationRating
7.4
9,207 reviews
Search United Airlines flights
LufthansaPriceFrom $558Free CancellationRating
6.8
7,749 reviews
Search Lufthansa flights

  • United Airlines Flights From Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport

    United Airlines flies from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport around 7 times per week, with 9,207 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport in the last 72 hours was $497 (round-trip), much lower than the average airfare cost of $666 for United Airlines flights on this route.

  • Brussels Airlines Flights From Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport

    $487 is the best Brussels Airlines flight deal from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport found on momondo over the last 72 hours. The average Brussels Airlines ticket price found was closer to $660, however, with flight time and availability significantly affecting the price. Brussels Airlines (7.2/10 from 381 user reviews) flies into Washington, D.C. Dulles Intl Airport from Brussels Bruxelles-National Airport 7 times in an average week so prices can vary.

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

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Alexandria
National Harbor
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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?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Brussels with this policy.

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?

Of course. momondo tracks the price of Brussels to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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