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Cheap flights from Brussels to Washington, D.C. from $341

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 10/15. 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 round-trip flights

United Airlines Logo
12:00 pm - 2:25 pmBRU-IAD
8h 25mnonstop
United Airlines Logo
5:45 pm - 7:15 amIAD-BRU
7h 30mnonstop
$524United Airlines
Find Deal
Thu, Oct 9 - Fri, Oct 17
United Airlines Logo
9:40 am - 4:15 pmBRU-IAD
12h 35m1 stop
United Airlines Logo
5:45 pm - 7:15 amIAD-BRU
7h 30mnonstop
$525United Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 19
American Airlines Logo
11:50 am - 11:54 pmBRU-IAD
18h 04m2 stops
American Airlines Logo
6:20 pm - 10:50 amIAD-BRU
10h 30m1 stop
$526American Airlines
Find Deal
Wed, Feb 18 - Sun, Mar 1
Air Canada Logo
9:35 am - 8:29 pmBRU-IAD
16h 54m2 stops
Air Canada Logo
9:45 am - 1:15 pmIAD-BRU
21h 30m2 stops
$527Air Canada
Find Deal
Mon, Jan 12 - Sat, Jan 31
British Airways Logo
10:30 pm - 7:45 pmBRU-IAD
27h 15m2 stops
British Airways Logo
7:25 pm - 2:15 pmIAD-BRU
12h 50m1 stop
$538British Airways
Find Deal
Thu, Oct 9 - Sun, Oct 12
Lufthansa Logo
6:45 am - 3:15 pmBRU-IAD
14h 30m2 stops
Lufthansa Logo
10:55 pm - 4:10 pmIAD-BRU
11h 15m1 stop
$558Lufthansa
Find Deal
Sun, Sep 14 - Wed, Dec 3
Lufthansa Logo
12:00 pm - 2:25 pmBRU-IAD
8h 25mnonstop
Lufthansa Logo
5:45 pm - 7:15 amIAD-BRU
7h 30mnonstop
$569Lufthansa
Find Deal
Sat, Sep 27 - Sat, Oct 4
Brussels Airlines Logo
11:55 am - 2:35 pmBRU-IAD
8h 40mnonstop
Brussels Airlines Logo
5:45 pm - 7:15 amIAD-BRU
7h 30mnonstop
$570Brussels Airlines
Find Deal
Thu, Feb 19 - Sat, Feb 28
Brussels Airlines Logo
12:00 pm - 2:25 pmBRU-IAD
8h 25mnonstop
Brussels Airlines Logo
5:45 pm - 7:15 amIAD-BRU
7h 30mnonstop
$580Brussels Airlines
Find Deal
Mon, Oct 6 - Sat, Oct 18
British Airways Logo
7:25 pm - 12:04 amBRU-IAD
34h 39m2 stops
British Airways Logo
8:10 pm - 4:35 pmIAD-BRU
14h 25m2 stops
$612British Airways
Find Deal
Sat, Dec 27 - Sat, Jan 17

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
Oct 9
BRU12:00 pmBrussels Bruxelles-National
8h 25m
IAD2:25 pmWashington, D.C. Dulles Intl
Oct 17
IAD5:45 pmWashington, D.C. Dulles Intl
7h 30m
BRU7:15 amBrussels Bruxelles-National
$524
Find similar
United Airlines
Oct 3
BRU9:40 amBrussels Bruxelles-National
12h 35m
1 stop
IAD4:15 pmWashington, D.C. Dulles Intl
Oct 19
IAD5:45 pmWashington, D.C. Dulles Intl
7h 30m
BRU7:15 amBrussels Bruxelles-National
$525
Find similar
United Airlines
Oct 11
BRU12:45 pmBrussels Bruxelles-National
12h 40m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
Oct 20
IAD5:45 pmWashington, D.C. Dulles Intl
7h 30m
BRU7:15 amBrussels Bruxelles-National
$530
Find similar

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

Our best American Airlines deals on Brussels to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Feb 18
BRU11:50 amBrussels Bruxelles-National
18h 04m
2 stops
IAD11:54 pmWashington, D.C. Dulles Intl
Mar 1
IAD6:20 pmWashington, D.C. Dulles Intl
10h 30m
1 stop
BRU10:50 amBrussels Bruxelles-National
$526
Find similar
American Airlines
Sep 7
BRU10:20 amBrussels Bruxelles-National
11h 30m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
Sep 20
IAD7:25 pmWashington, D.C. Dulles Intl
12h 55m
1 stop
BRU2:20 pmBrussels Bruxelles-National
$1,014
Find similar
American Airlines
Sep 7
BRU10:20 amBrussels Bruxelles-National
14h 35m
1 stop
IAD6:55 pmWashington, D.C. Dulles Intl
Sep 20
IAD7:25 pmWashington, D.C. Dulles Intl
12h 55m
1 stop
BRU2:20 pmBrussels Bruxelles-National
$1,231
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated September 1, 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 10/9

12:00 pm-2:25 pm

Nonstop8h 25m

Washington, D.C. Dulles Intl

Fri 10/17

5:45 pm-7:15 am

Nonstop7h 30m

$524

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 10/3

9:40 am-4:15 pm

1 stop12h 35m

Washington, D.C. Dulles Intl

Sun 10/19

5:45 pm-7:15 am

Nonstop7h 30m

$525

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 2/18

11:50 am-11:54 pm

2 stops18h 04m

Washington, D.C. Dulles Intl

Sun 3/1

6:20 pm-10:50 am

1 stop10h 30m

$526

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Mon 1/12

9:35 am-8:29 pm

2 stops16h 54m

Washington, D.C. Dulles Intl

Sat 1/31

9:45 am-1:15 pm

2 stops21h 30m

$527

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 10/9

10:30 pm-7:45 pm

2 stops27h 15m

Washington, D.C. Dulles Intl

Sun 10/12

7:25 pm-2:15 pm

1 stop12h 50m

$538

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sun 9/14

6:45 am-3:15 pm

2 stops14h 30m

Washington, D.C. Dulles Intl

Wed 12/3

10:55 pm-4:10 pm

1 stop11h 15m

$558

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sat 9/27

12:00 pm-2:25 pm

Nonstop8h 25m

Washington, D.C. Dulles Intl

Sat 10/4

5:45 pm-7:15 am

Nonstop7h 30m

$569

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 2/19

11:55 am-2:35 pm

Nonstop8h 40m

Washington, D.C. Dulles Intl

Sat 2/28

5:45 pm-7:15 am

Nonstop7h 30m

$570

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Mon 10/6

12:00 pm-2:25 pm

Nonstop8h 25m

Washington, D.C. Dulles Intl

Sat 10/18

5:45 pm-7:15 am

Nonstop7h 30m

$580

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sat 12/27

7:25 pm-12:04 am

2 stops34h 39m

Washington, D.C. Dulles Intl

Sat 1/17

8:10 pm-4:35 pm

2 stops14h 25m

$612

Flights are sorted by cheapest round-trip 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?

In general, May is the cheapest month to fly from Brussels 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 $493. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $536.

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 $699. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Brussels to Washington, D.C. Dulles Intl Airport for around $765.

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

Flying to Washington, D.C. Dulles Intl Airport from Brussels in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $619 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $716 on average. Flights to Washington, D.C. Dulles Intl Airport from Brussels in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Fly from Brussels Bruxelles-National to Washington, D.C. Dulles Intl for the best Brussels - 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 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 $604 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 for as low as $568 on momondo.

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

There are 3 cabin classes available to choose from on Brussels 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.

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.
Search flight deals

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

    There are 3874.4 mi between Brussels and Washington, D.C. Dulles Intl. A reasonable flight in good conditions will take 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 are updated daily.

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

  • 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 layovers. 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 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 license 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.

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

Compare and see reviews for airlines that fly from Brussels to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $456Free CancellationRating
6.7
7,336 reviews
Search British Airways flights
United AirlinesPriceFrom $470Free CancellationRating
7.4
8,936 reviews
Search United Airlines flights
Brussels AirlinesPriceFrom $496Free CancellationRating
7.2
357 reviews
Search Brussels Airlines flights
LufthansaPriceFrom $521Free CancellationRating
6.8
7,379 reviews
Search Lufthansa flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Silver Spring
Colonial Beach
Fredericksburg
Harpers Ferry
Towson
Manassas
Rockville
Gaithersburg
Reston
Fairfax
Glen Burnie

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Brussels to Washington, D.C.. momondo saves you time and could save you money on your trip.

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 not ready to book a flight from Brussels to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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