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Cheap flights from Washington, D.C. to Brussels from $228

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Brussels departing on 10/22. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
7:40 pm - 11:55 amBWI  Baltimore/Washington-BRU Brussels Bruxelles-National
10h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:50 pm - 6:40 pmBRU  Brussels Bruxelles-National-BWI Baltimore/Washington
11h 50m1 stop Reykjavik Keflavik Intl
$506Icelandair
Wed, Nov 4 - Tue, Nov 10
Icelandair Logo
7:40 pm - 11:55 amBWI  Baltimore/Washington-BRU Brussels Bruxelles-National
10h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:50 pm - 6:40 pmBRU  Brussels Bruxelles-National-BWI Baltimore/Washington
11h 50m1 stop Reykjavik Keflavik Intl
$511Icelandair
Wed, Nov 4 - Thu, Nov 12
Multiple Airlines Logo
8:40 pm - 9:30 pmIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
19h 50m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
7:00 pm - 6:30 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
29h 30m2 stops Oslo Gardermoen Reykjavik Keflavik Intl
$677Multiple Airlines
Thu, Oct 29 - Tue, Nov 3
Multiple Airlines Logo
8:30 pm - 12:55 pmIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
10h 25m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
10:55 am - 3:10 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
34h 15m2 stops Madrid Barajas Lisbon Humberto Delgado
$681Multiple Airlines
Mon, Aug 31 - Tue, Sep 8
Scandinavian Airlines Logo
9:30 pm - 2:30 pmIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
12h 00m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
7:20 pm - 5:15 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
27h 55m2 stops Stockholm Arlanda Kastrup Copenhagen
$685Scandinavian Airlines
Wed, Oct 28 - Tue, Nov 3
Scandinavian Airlines Logo
8:20 pm - 7:50 pmIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
17h 30m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
10:20 am - 5:00 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
12h 40m1 stop Kastrup Copenhagen
$687Scandinavian Airlines
Sun, Sep 27 - Sun, Oct 4
Turkish Airlines Logo
1:15 pm - 5:30 pmIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
22h 15m1 stop Istanbul
Turkish Airlines Logo
6:55 pm - 11:30 amBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
22h 35m1 stop Istanbul
$724Turkish Airlines
Mon, Sep 21 - Tue, Sep 29
Turkish Airlines Logo
1:15 pm - 9:55 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
14h 40m1 stop Istanbul
Turkish Airlines Logo
2:30 pm - 11:30 amBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
27h 00m1 stop Istanbul
$735Turkish Airlines
Mon, Sep 21 - Tue, Sep 29
TAP AIR PORTUGAL Logo
5:40 pm - 11:00 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
11h 20m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
3:55 pm - 3:10 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
29h 15m1 stop Lisbon Humberto Delgado
$758TAP AIR PORTUGAL
Mon, Sep 21 - Tue, Sep 29
TAP AIR PORTUGAL Logo
5:25 pm - 11:00 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
11h 35m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:00 am - 8:35 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
20h 35m1 stop Lisbon Humberto Delgado
$762TAP AIR PORTUGAL
Tue, Dec 1 - Sun, Dec 6

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Icelandair flights from Washington, D.C. to Brussels

Our best Icelandair deals on Washington, D.C. to Brussels flight tickets
Icelandair
Nov 4
BWI7:40 pmBaltimore/Washington
10h 15m
1 stop
BRU11:55 amBrussels Bruxelles-National
Nov 10
BRU12:50 pmBrussels Bruxelles-National
11h 50m
1 stop
BWI6:40 pmBaltimore/Washington
$506
Icelandair
Nov 4
BWI7:40 pmBaltimore/Washington
10h 15m
1 stop
BRU11:55 amBrussels Bruxelles-National
Nov 10
BRU12:50 pmBrussels Bruxelles-National
11h 50m
1 stop
BWI6:40 pmBaltimore/Washington
$511
Icelandair
Nov 18
BWI7:40 pmBaltimore/Washington
10h 15m
1 stop
BRU11:55 amBrussels Bruxelles-National
Nov 26
BRU12:50 pmBrussels Bruxelles-National
11h 50m
1 stop
BWI6:40 pmBaltimore/Washington
$512

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

Our best ITA Airways deals on Washington, D.C. to Brussels flight tickets
ITA Airways
Nov 17
IAD4:45 pmWashington, D.C. Dulles Intl
12h 00m
1 stop
BRU10:45 amBrussels Bruxelles-National
Nov 23
BRU6:55 pmBrussels Bruxelles-National
25h 45m
1 stop
IAD2:40 pmWashington, D.C. Dulles Intl
$700
ITA Airways
Nov 24
IAD4:45 pmWashington, D.C. Dulles Intl
19h 15m
1 stop
BRU6:00 pmBrussels Bruxelles-National
Dec 2
BRU6:55 pmBrussels Bruxelles-National
25h 45m
1 stop
IAD2:40 pmWashington, D.C. Dulles Intl
$703
ITA Airways
Nov 24
IAD4:45 pmWashington, D.C. Dulles Intl
20h 30m
2 stops
BRU7:15 pmBrussels Bruxelles-National
Dec 2
BRU6:55 pmBrussels Bruxelles-National
25h 45m
1 stop
IAD2:40 pmWashington, D.C. Dulles Intl
$719

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Brussels 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 August 17, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BaltimoreBrussels

BWI Baltimore/Washington - BRU Brussels Bruxelles-National

BWIBRU

Baltimore/Washington

Wed 11/4

7:40 pm-11:55 am

1 stop10h 15m

Brussels Bruxelles-National

Tue 11/10

12:50 pm-6:40 pm

1 stop11h 50m

$506

BaltimoreBrussels

BWI Baltimore/Washington - BRU Brussels Bruxelles-National

BWIBRU

Baltimore/Washington

Wed 11/4

7:40 pm-11:55 am

1 stop10h 15m

Brussels Bruxelles-National

Thu 11/12

12:50 pm-6:40 pm

1 stop11h 50m

$511

Washington, D.C.Brussels

IAD Washington, D.C. Dulles Intl - BRU Brussels Bruxelles-National

IADBRU

Washington, D.C. Dulles Intl

Thu 10/29

8:40 pm-9:30 pm

1 stop19h 50m

Brussels Bruxelles-National

Tue 11/3

7:00 pm-6:30 pm

2 stops29h 30m

$677

Washington, D.C.Brussels

IAD Washington, D.C. Dulles Intl - BRU Brussels Bruxelles-National

IADBRU

Washington, D.C. Dulles Intl

Mon 8/31

8:30 pm-12:55 pm

1 stop10h 25m

Brussels Bruxelles-National

Tue 9/8

10:55 am-3:10 pm

2 stops34h 15m

$681

Washington, D.C.Brussels

IAD Washington, D.C. Dulles Intl - BRU Brussels Bruxelles-National

IADBRU

Washington, D.C. Dulles Intl

Wed 10/28

9:30 pm-2:30 pm

1 stop12h 00m

Brussels Bruxelles-National

Tue 11/3

7:20 pm-5:15 pm

2 stops27h 55m

$685

Washington, D.C.Brussels

IAD Washington, D.C. Dulles Intl - BRU Brussels Bruxelles-National

IADBRU

Washington, D.C. Dulles Intl

Sun 9/27

8:20 pm-7:50 pm

1 stop17h 30m

Brussels Bruxelles-National

Sun 10/4

10:20 am-5:00 pm

1 stop12h 40m

$687

Washington, D.C.Brussels

IAD Washington, D.C. Dulles Intl - BRU Brussels Bruxelles-National

IADBRU

Washington, D.C. Dulles Intl

Mon 9/21

1:15 pm-5:30 pm

1 stop22h 15m

Brussels Bruxelles-National

Tue 9/29

6:55 pm-11:30 am

1 stop22h 35m

$724

Washington, D.C.Brussels

IAD Washington, D.C. Dulles Intl - BRU Brussels Bruxelles-National

IADBRU

Washington, D.C. Dulles Intl

Mon 9/21

1:15 pm-9:55 am

1 stop14h 40m

Brussels Bruxelles-National

Tue 9/29

2:30 pm-11:30 am

1 stop27h 00m

$735

Washington, D.C.Brussels

IAD Washington, D.C. Dulles Intl - BRU Brussels Bruxelles-National

IADBRU

Washington, D.C. Dulles Intl

Mon 9/21

5:40 pm-11:00 am

1 stop11h 20m

Brussels Bruxelles-National

Tue 9/29

3:55 pm-3:10 pm

1 stop29h 15m

$758

Washington, D.C.Brussels

IAD Washington, D.C. Dulles Intl - BRU Brussels Bruxelles-National

IADBRU

Washington, D.C. Dulles Intl

Tue 12/1

5:25 pm-11:00 am

1 stop11h 35m

Brussels Bruxelles-National

Sun 12/6

6:00 am-8:35 pm

1 stop20h 35m

$762

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 Brussels from

How to get the cheapest flight ticket from Washington, D.C. to Brussels

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 Washington, D.C. and Brussels?

Prices are currently low for flights on this route.

Typical prices usually range from $741 to $1,121.
The lowest price recently found on this route was $506.

What is the cheapest month to fly to Brussels?

In general, September is the cheapest month to fly from Washington, D.C. to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $643. If you are unable to visit Brussels during the month of September, then departing from Washington, D.C. during the month October is also very affordable. Most momondo users find prices during this month for around $668.

What is the cheapest day to depart on your flight to Brussels?

On average, the least expensive day to fly to Brussels from Washington, D.C. is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,202. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,382.

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

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

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

You are more likely to see cheaper flights to Brussels from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around $858 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Washington, D.C. for as low as $767 on momondo.

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

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

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

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

Best Price Found

$228

Fastest flight time

7h 30m

Direct flights

Every day

Airports in Brussels

2 airports
The best one-way flight to Brussels from Washington, D.C. in the past 72 hours is $228. The best round-trip flight deal from Washington, D.C. to Brussels found on momondo in the last 72 hours is $506.
The fastest flight from Washington, D.C. to Brussels takes 7h 30m
Direct flights go from Washington, D.C. to Brussels every day.
There are 2 airports in Brussels. From Washington, D.C. there are direct flights to Brussels Bruxelles-National (BRU).
Search flight deals

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

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

    The distance between Washington, D.C. and Brussels is about 3859.6 mi. In terms of flight time, this usually takes a little over 7h 30m.

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

    Prices for flights from Washington, D.C. to Brussels are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Brussels.

  • What documentation or ID do you need to fly to Brussels?

    The travel and health documents you'll need for your trip to Brussels 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 license and a passport that is valid for six months after your intended arrival at Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Compare and see reviews for airlines that fly from Washington, D.C. to Brussels with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $385Free CancellationRating
6.9
732 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $440Free CancellationRating
7.2
2,370 reviews
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesPriceFrom $463Free CancellationRating
7.4
1,952 reviews
Search Scandinavian Airlines flights
Turkish AirlinesPriceFrom $531Free CancellationRating
7.4
4,472 reviews
Search Turkish Airlines flights
Aer LingusPriceFrom $539Free CancellationRating
7.3
1,708 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $702Free CancellationRating
7.4
10,106 reviews
Search United Airlines flights
LufthansaPriceFrom $762Free CancellationRating
6.8
8,196 reviews
Search Lufthansa flights
Brussels AirlinesPriceFrom $762Free CancellationRating
7.3
429 reviews
Search Brussels Airlines flights

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Brussels from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Brussels?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Brussels.

I’m not ready to book a flight from Washington, D.C. to Brussels right now. Can momondo alert me if prices change?

Price alerts on flights to Brussels from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels
Brussels Bruxelles-National Airport
Charleroi Brussels Airport