Cheap flights from Brussels to Washington, D.C. from $357

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 6/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Brussels to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
ITA Airways Logo
6:55 pm - 2:30 pm
BRU
-
IAD
25h 35m
1 stop
ITA Airways Logo
4:30 pm - 10:45 am
IAD
-
BRU
12h 15m
1 stop
$589ITA Airways
Wed, Sep 30 - Sat, Oct 10
ITA Airways Logo
6:55 pm - 2:30 pm
BRU
-
IAD
25h 35m
1 stop
ITA Airways Logo
4:30 pm - 8:35 am
IAD
-
BRU
34h 05m
2 stops
$599ITA Airways
Wed, Sep 30 - Sat, Oct 10
Icelandair Logo
1:50 pm - 10:15 pm
BRU
-
BWI
14h 25m
1 stop
Icelandair Logo
8:30 pm - 12:55 pm
BWI
-
BRU
10h 25m
1 stop
$604Icelandair
Tue, Jun 30 - Tue, Jul 14
Icelandair Logo
1:50 pm - 7:25 pm
BRU
-
BWI
11h 35m
1 stop
Icelandair Logo
8:30 pm - 12:55 pm
BWI
-
BRU
10h 25m
1 stop
$605Icelandair
Wed, Jul 8 - Sun, Jul 26
ITA Airways Logo
11:35 am - 2:30 pm
BRU
-
IAD
32h 55m
1 stop
ITA Airways Logo
4:30 pm - 11:15 pm
IAD
-
BRU
24h 45m
1 stop
$606ITA Airways
Sat, Aug 29 - Tue, Sep 15
ITA Airways Logo
6:55 pm - 2:30 pm
BRU
-
IAD
25h 35m
1 stop
ITA Airways Logo
4:30 pm - 6:00 pm
IAD
-
BRU
19h 30m
1 stop
$612ITA Airways
Sat, Aug 29 - Sat, Sep 5
Aer Lingus Logo
10:20 am - 7:00 pm
BRU
-
IAD
14h 40m
1 stop
Aer Lingus Logo
5:15 pm - 9:40 am
IAD
-
BRU
10h 25m
1 stop
$638Aer Lingus
Thu, Oct 8 - Tue, Oct 20
Multiple Airlines Logo
10:30 am - 2:35 pm
CRL
-
IAD
34h 05m
2 stops
Multiple Airlines Logo
8:20 pm - 8:35 pm
IAD
-
CRL
18h 15m
2 stops
$684Multiple Airlines
Sat, May 9 - Mon, May 25
Multiple Airlines Logo
10:30 am - 2:35 pm
CRL
-
IAD
34h 05m
2 stops
Multiple Airlines Logo
8:20 pm - 8:35 pm
IAD
-
CRL
18h 15m
2 stops
$686Multiple Airlines
Sat, May 9 - Mon, May 25
British Airways Logo
10:50 am - 7:40 pm
BRU
-
BWI
14h 50m
1 stop
British Airways Logo
9:30 pm - 4:10 pm
BWI
-
BRU
12h 40m
1 stop
$689British Airways
Mon, Jun 29 - Thu, Jul 16

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ITA Airways flights from Brussels to Washington, D.C.

Our best ITA Airways deals on Brussels to Washington, D.C. flight tickets
ITA Airways
Sep 30
BRU6:55 pmBrussels Bruxelles-National
25h 35m
1 stop
IAD2:30 pmWashington, D.C. Dulles Intl
Oct 10
IAD4:30 pmWashington, D.C. Dulles Intl
12h 15m
1 stop
BRU10:45 amBrussels Bruxelles-National
$589
ITA Airways
Sep 30
BRU6:55 pmBrussels Bruxelles-National
25h 35m
1 stop
IAD2:30 pmWashington, D.C. Dulles Intl
Oct 10
IAD4:30 pmWashington, D.C. Dulles Intl
34h 05m
2 stops
BRU8:35 amBrussels Bruxelles-National
$599
ITA Airways
Aug 29
BRU11:35 amBrussels Bruxelles-National
32h 55m
1 stop
IAD2:30 pmWashington, D.C. Dulles Intl
Sep 15
IAD4:30 pmWashington, D.C. Dulles Intl
24h 45m
1 stop
BRU11:15 pmBrussels Bruxelles-National
$606

TAP AIR PORTUGAL flights from Brussels to Washington, D.C.

Our best TAP AIR PORTUGAL deals on Brussels to Washington, D.C. flight tickets
TAP AIR PORTUGAL
May 7
BRU5:55 amBrussels Bruxelles-National
15h 15m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
Nov 25
IAD10:30 pmWashington, D.C. Dulles Intl
12h 35m
1 stop
BRU5:05 pmBrussels Bruxelles-National
$707
TAP AIR PORTUGAL
Sep 3
BRU9:00 pmBrussels Bruxelles-National
24h 10m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
Sep 7
IAD5:40 pmWashington, D.C. Dulles Intl
24h 15m
1 stop
BRU11:55 pmBrussels Bruxelles-National
$708
TAP AIR PORTUGAL
Oct 16
BRU3:55 pmBrussels Bruxelles-National
29h 15m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
Oct 30
IAD11:30 pmWashington, D.C. Dulles Intl
12h 35m
1 stop
BRU5:05 pmBrussels Bruxelles-National
$726

momondo Fare Finder

 
Customize your flight search to find flights from Brussels to Washington, D.C. 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 April 28, 2026.
Use the filters below to find and compare flights from Brussels to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 9/30

6:55 pm-2:30 pm

1 stop25h 35m

Washington, D.C. Dulles Intl

Sat 10/10

4:30 pm-10:45 am

1 stop12h 15m

$589

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 9/30

6:55 pm-2:30 pm

1 stop25h 35m

Washington, D.C. Dulles Intl

Sat 10/10

4:30 pm-8:35 am

2 stops34h 05m

$599

BrusselsBaltimore

BRU - BWI

BRUBWI

Brussels Bruxelles-National

Tue 6/30

1:50 pm-10:15 pm

1 stop14h 25m

Baltimore/Washington

Tue 7/14

8:30 pm-12:55 pm

1 stop10h 25m

$604
Quickest round-trip

BrusselsBaltimore

BRU - BWI

BRUBWI

Brussels Bruxelles-National

Wed 7/8

1:50 pm-7:25 pm

1 stop11h 35m

Baltimore/Washington

Sun 7/26

8:30 pm-12:55 pm

1 stop10h 25m

$605

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sat 8/29

11:35 am-2:30 pm

1 stop32h 55m

Washington, D.C. Dulles Intl

Tue 9/15

4:30 pm-11:15 pm

1 stop24h 45m

$606

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sat 8/29

6:55 pm-2:30 pm

1 stop25h 35m

Washington, D.C. Dulles Intl

Sat 9/5

4:30 pm-6:00 pm

1 stop19h 30m

$612

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Thu 10/8

10:20 am-7:00 pm

1 stop14h 40m

Washington, D.C. Dulles Intl

Tue 10/20

5:15 pm-9:40 am

1 stop10h 25m

$638

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Sat 5/9

10:30 am-2:35 pm

2 stops34h 05m

Washington, D.C. Dulles Intl

Mon 5/25

8:20 pm-8:35 pm

2 stops18h 15m

$684

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Sat 5/9

10:30 am-2:35 pm

2 stops34h 05m

Washington, D.C. Dulles Intl

Mon 5/25

8:20 pm-8:35 pm

2 stops18h 15m

$686

BrusselsBaltimore

BRU - BWI

BRUBWI

Brussels Bruxelles-National

Mon 6/29

10:50 am-7:40 pm

1 stop14h 50m

Baltimore/Washington

Thu 7/16

9:30 pm-4:10 pm

1 stop12h 40m

$689

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 to Washington, D.C.

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.?

What is the cheapest month to fly to Washington, D.C.?

The month of September is, on average, the cheapest month to fly to Washington, D.C. from Brussels, with most prices found around $297. If you’re not able to fly to Washington, D.C. in September, then December is your next best option. Flight prices from Brussels to Washington, D.C. during December average around $367.

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

On average, the least expensive day to fly to Washington, D.C. from Brussels is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $759. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Brussels to Washington, D.C. for around $900.

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

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

How far in advance should I book a flight from Brussels to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Brussels when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $658 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Brussels for as low as $569 on momondo.

Cheap Brussels to Washington, D.C. flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brussels to Washington, D.C.

Fastest flight time

8h 20m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The fastest flight from Brussels to Washington, D.C. takes 8h 20m
Direct flights go from Brussels to Washington, D.C. every day.
There are 2 airports in Washington, D.C.. From Brussels there are direct flights to Washington, D.C. Dulles Intl (IAD).

Frequently asked questions about flying from Brussels to Washington, D.C.

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

    The straight-line distance from Brussels to Washington, D.C. is 3859.6 mi. 8h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Brussels to Washington, D.C.?

    Prices for flights from Brussels to Washington, D.C. are updated daily.

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

  • How old do you have to be to fly from Brussels to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Brussels to Washington, D.C..

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

    The necessary travel and health documents for your Washington, D.C. 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.

Best airlines flying from Brussels to Washington, D.C.

Compare and see reviews for airlines that fly from Brussels to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $497Free CancellationRating
7.4
9,680 reviews
Search United Airlines flights
Brussels AirlinesPriceFrom $499Free CancellationRating
7.2
404 reviews
Search Brussels Airlines flights
LufthansaPriceFrom $558Free CancellationRating
6.8
7,959 reviews
Search Lufthansa flights
British AirwaysPriceFrom $573Free CancellationRating
6.7
7,931 reviews
Search British Airways flights
IcelandairPriceFrom $574Free CancellationRating
7.0
646 reviews
Search Icelandair 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
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Colonial Beach
Gaithersburg
Towson
Fredericksburg
Silver Spring
Rockville
Manassas
Linthicum Heights
Tysons
Bethesda
Springfield
Fairfax
College Park

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Brussels to Washington, D.C. for you.

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

Flights from Brussels to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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1 adult
Thu 5/28
Thu 6/4

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.