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Cheap flights from Washington, D.C. Reagan-National Airport to Brussels from $449

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 6/15. 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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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 - 10:15 am
DCA
-
BRU
17h 15m
2 stops
Scandinavian Airlines Logo
10:20 am - 11:12 pm
BRU
-
DCA
18h 52m
2 stops
$721Scandinavian Airlines
Sat, Sep 19 - Tue, Sep 22
Scandinavian Airlines Logo
1:30 pm - 9:40 am
DCA
-
BRU
14h 10m
2 stops
Scandinavian Airlines Logo
5:45 am - 11:26 pm
BRU
-
DCA
23h 41m
2 stops
$738Scandinavian Airlines
Tue, Sep 8 - Fri, Sep 25
Scandinavian Airlines Logo
11:00 am - 10:15 am
DCA
-
BRU
17h 15m
2 stops
Scandinavian Airlines Logo
10:20 am - 11:12 pm
BRU
-
DCA
18h 52m
2 stops
$755Scandinavian Airlines
Sat, Sep 19 - Mon, Sep 21
Scandinavian Airlines Logo
11:00 am - 2:35 pm
DCA
-
BRU
21h 35m
2 stops
Scandinavian Airlines Logo
5:45 am - 11:12 pm
BRU
-
DCA
23h 27m
2 stops
$772Scandinavian Airlines
Wed, Sep 16 - Tue, Sep 22
Scandinavian Airlines Logo
11:00 am - 11:00 pm
DCA
-
BRU
30h 00m
2 stops
Scandinavian Airlines Logo
3:15 pm - 11:30 pm
BRU
-
DCA
38h 15m
2 stops
$791Scandinavian Airlines
Sat, Oct 3 - Mon, Oct 12
Iberia Logo
7:56 pm - 10:35 pm
DCA
-
BRU
44h 39m
2 stops
Iberia Logo
7:00 am - 4:51 pm
BRU
-
DCA
15h 51m
2 stops
$798Iberia
Sun, Nov 1 - Sun, Nov 15
Scandinavian Airlines Logo
6:05 am - 9:40 am
DCA
-
BRU
45h 35m
2 stops
Scandinavian Airlines Logo
3:15 pm - 11:04 pm
BRU
-
DCA
37h 49m
2 stops
$825Scandinavian Airlines
Fri, Sep 18 - Tue, Oct 6
Scandinavian Airlines Logo
1:30 pm - 9:40 am
DCA
-
BRU
14h 10m
2 stops
Scandinavian Airlines Logo
10:20 am - 9:50 pm
BRU
-
DCA
17h 30m
2 stops
$830Scandinavian Airlines
Wed, Sep 9 - Wed, Sep 23
Multiple Airlines Logo
6:55 pm - 10:15 am
DCA
-
BRU
33h 20m
3 stops
Multiple Airlines Logo
10:00 am - 9:55 pm
BRU
-
DCA
17h 55m
3 stops
$838Multiple Airlines
Fri, Jun 5 - Tue, Jun 16
Scandinavian Airlines Logo
1:30 pm - 2:35 pm
DCA
-
BRU
19h 05m
2 stops
Scandinavian Airlines Logo
10:20 am - 9:50 pm
BRU
-
DCA
17h 30m
2 stops
$842Scandinavian Airlines
Wed, Sep 9 - Wed, Sep 23

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

Our best Icelandair deals on Washington, D.C. Reagan-National Airport to Brussels flight tickets
Icelandair
Aug 5
DCA5:00 pmWashington, D.C. Reagan-National
13h 55m
2 stops
BRU12:55 pmBrussels Bruxelles-National
Aug 11
BRU1:50 pmBrussels Bruxelles-National
24h 08m
2 stops
DCA7:58 amWashington, D.C. Reagan-National
$931
Icelandair
Jul 21
DCA2:00 pmWashington, D.C. Reagan-National
16h 55m
2 stops
BRU12:55 pmBrussels Bruxelles-National
Jul 28
BRU1:50 pmBrussels Bruxelles-National
15h 09m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$946
Icelandair
Jun 1
DCA4:15 pmWashington, D.C. Reagan-National
14h 40m
2 stops
BRU12:55 pmBrussels Bruxelles-National
Jun 16
BRU1:50 pmBrussels Bruxelles-National
24h 07m
2 stops
DCA7:57 amWashington, D.C. Reagan-National
$990

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
Jun 14
DCA6:00 amWashington, D.C. Reagan-National
19h 50m
2 stops
BRU7:50 amBrussels Bruxelles-National
Jun 24
BRU9:55 amBrussels Bruxelles-National
30h 23m
2 stops
DCA10:18 amWashington, D.C. Reagan-National
$943
Air Canada
Jun 16
DCA12:45 pmWashington, D.C. Reagan-National
25h 15m
3 stops
BRU8:00 pmBrussels Bruxelles-National
Jun 24
BRU9:55 amBrussels Bruxelles-National
30h 23m
3 stops
DCA10:18 amWashington, D.C. Reagan-National
$967
Air Canada
Jun 16
DCA12:45 pmWashington, D.C. Reagan-National
25h 15m
3 stops
BRU8:00 pmBrussels Bruxelles-National
Jun 24
BRU9:55 amBrussels Bruxelles-National
32h 05m
3 stops
DCA12:00 pmWashington, D.C. Reagan-National
$972

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 May 14, 2026.
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

Cheapest round-trip

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Sat 9/19

11:00 am-10:15 am

2 stops17h 15m

Brussels Bruxelles-National

Tue 9/22

10:20 am-11:12 pm

2 stops18h 52m

$721

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Tue 9/8

1:30 pm-9:40 am

2 stops14h 10m

Brussels Bruxelles-National

Fri 9/25

5:45 am-11:26 pm

2 stops23h 41m

$738

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Sat 9/19

11:00 am-10:15 am

2 stops17h 15m

Brussels Bruxelles-National

Mon 9/21

10:20 am-11:12 pm

2 stops18h 52m

$755

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Wed 9/16

11:00 am-2:35 pm

2 stops21h 35m

Brussels Bruxelles-National

Tue 9/22

5:45 am-11:12 pm

2 stops23h 27m

$772

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Sat 10/3

11:00 am-11:00 pm

2 stops30h 00m

Brussels Bruxelles-National

Mon 10/12

3:15 pm-11:30 pm

2 stops38h 15m

$791

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Sun 11/1

7:56 pm-10:35 pm

2 stops44h 39m

Brussels Bruxelles-National

Sun 11/15

7:00 am-4:51 pm

2 stops15h 51m

$798

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Fri 9/18

6:05 am-9:40 am

2 stops45h 35m

Brussels Bruxelles-National

Tue 10/6

3:15 pm-11:04 pm

2 stops37h 49m

$825
Quickest round-trip

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Wed 9/9

1:30 pm-9:40 am

2 stops14h 10m

Brussels Bruxelles-National

Wed 9/23

10:20 am-9:50 pm

2 stops17h 30m

$830

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Fri 6/5

6:55 pm-10:15 am

3 stops33h 20m

Brussels Bruxelles-National

Tue 6/16

10:00 am-9:55 pm

3 stops17h 55m

$838

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Wed 9/9

1:30 pm-2:35 pm

2 stops19h 05m

Brussels Bruxelles-National

Wed 9/23

10:20 am-9:50 pm

2 stops17h 30m

$842

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 $1,086. 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 $1,313.

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

12h 45m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Brussels takes 12h 45m
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

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Brussels

  • 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 12h 45m.

  • 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