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Cheap flights from Washington, D.C. Reagan-National Airport to Brussels from $284

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. Reagan-National Airport to Brussels departing on 1/13. 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 Washington, D.C. Reagan-National Airport to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
11:00 am - 8:30 pm
DCA
-
BRU
27h 30m2 stops
Scandinavian Airlines Logo
10:20 am - 9:50 pm
BRU
-
DCA
17h 30m2 stops
$520Scandinavian Airlines
Tue, Apr 21 - Tue, May 12
Scandinavian Airlines Logo
6:05 am - 12:00 pm
DCA
-
BRU
23h 55m2 stops
Scandinavian Airlines Logo
5:45 am - 11:12 pm
BRU
-
DCA
23h 27m2 stops
$530Scandinavian Airlines
Sat, Apr 18 - Fri, Apr 24
Scandinavian Airlines Logo
11:00 am - 9:40 am
DCA
-
BRU
17h 40m2 stops
Scandinavian Airlines Logo
10:20 am - 10:36 pm
BRU
-
DCA
17h 16m2 stops
$545Scandinavian Airlines
Mon, Mar 9 - Sat, Mar 21
Scandinavian Airlines Logo
11:10 am - 9:40 am
DCA
-
BRU
16h 30m2 stops
Scandinavian Airlines Logo
8:30 pm - 10:48 pm
BRU
-
DCA
32h 18m2 stops
$551Scandinavian Airlines
Sat, Jan 24 - Sat, Jan 31
Scandinavian Airlines Logo
6:05 am - 10:40 am
DCA
-
BRU
22h 35m2 stops
Scandinavian Airlines Logo
10:20 am - 9:50 pm
BRU
-
DCA
17h 30m2 stops
$552Scandinavian Airlines
Tue, May 12 - Tue, May 26
Scandinavian Airlines Logo
11:10 am - 9:40 am
DCA
-
BRU
16h 30m2 stops
Scandinavian Airlines Logo
10:20 am - 10:11 pm
BRU
-
DCA
17h 51m2 stops
$575Scandinavian Airlines
Sun, Jan 11 - Fri, Jan 16
Scandinavian Airlines Logo
10:59 am - 7:50 pm
DCA
-
BRU
26h 51m2 stops
Scandinavian Airlines Logo
10:20 am - 10:36 pm
BRU
-
DCA
17h 16m2 stops
$579Scandinavian Airlines
Sat, Mar 7 - Thu, Mar 19
Scandinavian Airlines Logo
6:05 am - 10:40 am
DCA
-
BRU
22h 35m2 stops
Scandinavian Airlines Logo
10:20 am - 9:50 pm
BRU
-
DCA
17h 30m2 stops
$598Scandinavian Airlines
Wed, Apr 22 - Wed, May 13
Scandinavian Airlines Logo
10:25 am - 9:40 am
DCA
-
BRU
17h 15m2 stops
Scandinavian Airlines Logo
10:20 am - 7:56 pm
BRU
-
DCA
15h 36m2 stops
$613Scandinavian Airlines
Thu, Feb 5 - Tue, Feb 17
Scandinavian Airlines Logo
11:10 am - 9:40 am
DCA
-
BRU
16h 30m2 stops
Scandinavian Airlines Logo
10:20 am - 10:48 pm
BRU
-
DCA
18h 28m2 stops
$641Scandinavian Airlines
Fri, Jan 9 - Sun, Jan 18

Air Canada flights from Washington, D.C. Reagan-National Airport to Brussels

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Brussels flight tickets
Air Canada
Feb 1
DCA4:15 pmWashington, D.C. Reagan-National
9h 35m
1 stop
BRU7:50 amBrussels Bruxelles-National
Feb 10
BRU10:00 amBrussels Bruxelles-National
11h 33m
1 stop
DCA3:33 pmWashington, D.C. Reagan-National
$680
Find similar
Air Canada
Feb 1
DCA11:05 amWashington, D.C. Reagan-National
14h 45m
1 stop
BRU7:50 amBrussels Bruxelles-National
Feb 10
BRU10:00 amBrussels Bruxelles-National
11h 33m
1 stop
DCA3:33 pmWashington, D.C. Reagan-National
$684
Find similar
Air Canada
Feb 1
DCA4:15 pmWashington, D.C. Reagan-National
9h 35m
1 stop
BRU7:50 amBrussels Bruxelles-National
Feb 10
BRU10:00 amBrussels Bruxelles-National
11h 33m
1 stop
DCA3:33 pmWashington, D.C. Reagan-National
$687
Find similar

United Airlines flights from Washington, D.C. Reagan-National Airport to Brussels

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Brussels flight tickets
United Airlines
Mar 9
DCA7:00 pmWashington, D.C. Reagan-National
31h 55m
1 stop
BRU7:55 amBrussels Bruxelles-National
Mar 20
BRU10:00 amBrussels Bruxelles-National
29h 23m
1 stop
DCA10:23 amWashington, D.C. Reagan-National
$708
Find similar
United Airlines
Jan 28
DCA12:55 pmWashington, D.C. Reagan-National
18h 20m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Feb 5
BRU10:00 amBrussels Bruxelles-National
17h 58m
1 stop
DCA9:58 pmWashington, D.C. Reagan-National
$712
Find similar
United Airlines
Feb 1
DCA12:59 pmWashington, D.C. Reagan-National
13h 06m
1 stop
BRU8:05 amBrussels Bruxelles-National
Feb 10
BRU10:00 amBrussels Bruxelles-National
11h 33m
1 stop
DCA3:33 pmWashington, D.C. Reagan-National
$716
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport 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 December 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Tue 4/21

11:00 am-8:30 pm

2 stops27h 30m

Brussels Bruxelles-National

Tue 5/12

10:20 am-9:50 pm

2 stops17h 30m

$520

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Sat 4/18

6:05 am-12:00 pm

2 stops23h 55m

Brussels Bruxelles-National

Fri 4/24

5:45 am-11:12 pm

2 stops23h 27m

$530

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Mon 3/9

11:00 am-9:40 am

2 stops17h 40m

Brussels Bruxelles-National

Sat 3/21

10:20 am-10:36 pm

2 stops17h 16m

$545

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Sat 1/24

11:10 am-9:40 am

2 stops16h 30m

Brussels Bruxelles-National

Sat 1/31

8:30 pm-10:48 pm

2 stops32h 18m

$551

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Tue 5/12

6:05 am-10:40 am

2 stops22h 35m

Brussels Bruxelles-National

Tue 5/26

10:20 am-9:50 pm

2 stops17h 30m

$552

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Sun 1/11

11:10 am-9:40 am

2 stops16h 30m

Brussels Bruxelles-National

Fri 1/16

10:20 am-10:11 pm

2 stops17h 51m

$575

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Sat 3/7

10:59 am-7:50 pm

2 stops26h 51m

Brussels Bruxelles-National

Thu 3/19

10:20 am-10:36 pm

2 stops17h 16m

$579

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Wed 4/22

6:05 am-10:40 am

2 stops22h 35m

Brussels Bruxelles-National

Wed 5/13

10:20 am-9:50 pm

2 stops17h 30m

$598

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Thu 2/5

10:25 am-9:40 am

2 stops17h 15m

Brussels Bruxelles-National

Tue 2/17

10:20 am-7:56 pm

2 stops15h 36m

$613

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Fri 1/9

11:10 am-9:40 am

2 stops16h 30m

Brussels Bruxelles-National

Sun 1/18

10:20 am-10:48 pm

2 stops18h 28m

$641

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. Reagan-National Airport 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 cheapest day to depart on your flight to Brussels?

On average, the least expensive day to fly to Brussels from Washington, D.C. Reagan-National Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,046. 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. Reagan-National Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,255.

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

According to our data, the cheapest time of day to fly to Brussels is at noon. momondo users have found flights departing from Washington, D.C. Reagan-National Airport to Brussels at noon for as low as $668. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,143.

Cheap Washington, D.C. Reagan-National Airport to Brussels flight deals and tips

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

Fastest flight time

13h 55m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Brussels takes 13h 55m
There are no direct flights from Washington, D.C. Reagan-National Airport to Brussels. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Brussels.
Search flight deals

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

    A flight from Washington, D.C. Reagan-National to Brussels will travel around 3862.1 mi. By plane, this route typically takes 13h 55m.

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

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

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

    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 Washington, D.C. Reagan-National Airport to Brussels.

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

    The necessary travel and health documents for your Brussels 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.

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?

Flights from Washington, D.C. to Brussels 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 Washington, D.C. to Brussels?

momondo provides multiple filters to help you find the best flight to Brussels from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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