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Cheap flights from Washington, D.C. Reagan-National Airport to Brussels from $321

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 8/10. 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

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.
Multiple Airlines Logo
9:40 am - 4:45 pm
DCA
-
BRU
25h 05m
2 stops
Multiple Airlines Logo
9:25 pm - 3:38 pm
BRU
-
DCA
24h 13m
2 stops
$712Multiple Airlines
Fri, Aug 14 - Fri, Aug 21
Multiple Airlines Logo
4:20 pm - 4:45 pm
DCA
-
BRU
18h 25m
2 stops
Multiple Airlines Logo
9:25 pm - 6:12 pm
BRU
-
DCA
26h 47m
3 stops
$724Multiple Airlines
Fri, Aug 14 - Fri, Aug 21
Multiple Airlines Logo
3:55 pm - 10:55 am
DCA
-
BRU
13h 00m
1 stop
Multiple Airlines Logo
12:55 pm - 9:15 pm
BRU
-
DCA
14h 20m
1 stop
$728Multiple Airlines
Tue, Nov 10 - Mon, Nov 16
American Airlines Logo
2:45 pm - 11:10 am
DCA
-
BRU
14h 25m
2 stops
American Airlines Logo
7:00 am - 5:41 pm
BRU
-
DCA
16h 41m
2 stops
$735American Airlines
Mon, Nov 9 - Tue, Nov 17
Delta Logo
5:00 pm - 2:15 pm
DCA
-
BRU
15h 15m
2 stops
Delta Logo
12:55 pm - 9:15 pm
BRU
-
DCA
14h 20m
1 stop
$736Delta
Mon, Nov 30 - Sun, Dec 6
Delta Logo
7:30 pm - 10:55 am
DCA
-
BRU
33h 25m
1 stop
Delta Logo
8:05 am - 6:05 pm
BRU
-
DCA
16h 00m
2 stops
$741Delta
Mon, Nov 9 - Tue, Nov 17
American Airlines Logo
3:59 pm - 11:10 am
DCA
-
BRU
13h 11m
2 stops
American Airlines Logo
11:50 am - 10:15 pm
BRU
-
DCA
16h 25m
2 stops
$742American Airlines
Mon, Nov 30 - Mon, Dec 7
Multiple Airlines Logo
6:30 pm - 1:35 pm
DCA
-
BRU
13h 05m
2 stops
Multiple Airlines Logo
7:00 am - 5:41 pm
BRU
-
DCA
16h 41m
2 stops
$743Multiple Airlines
Tue, Nov 10 - Mon, Nov 16
Multiple Airlines Logo
1:45 pm - 7:40 am
DCA
-
BRU
11h 55m
1 stop
Multiple Airlines Logo
9:45 am - 8:33 pm
BRU
-
DCA
16h 48m
1 stop
$749Multiple Airlines
Thu, Aug 6 - Thu, Aug 20
Delta Logo
1:45 pm - 7:40 am
DCA
-
BRU
11h 55m
1 stop
Delta Logo
9:45 am - 11:48 pm
BRU
-
DCA
20h 03m
1 stop
$750Delta
Sun, Aug 16 - Tue, Aug 25

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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
Nov 2
DCA4:00 pmWashington, D.C. Reagan-National
15h 15m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Nov 10
BRU10:00 amBrussels Bruxelles-National
11h 24m
1 stop
DCA3:24 pmWashington, D.C. Reagan-National
$834
Air Canada
Nov 2
DCA11:05 amWashington, D.C. Reagan-National
14h 45m
1 stop
BRU7:50 amBrussels Bruxelles-National
Nov 10
BRU10:00 amBrussels Bruxelles-National
11h 24m
1 stop
DCA3:24 pmWashington, D.C. Reagan-National
$838

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
Nov 9
DCA3:55 pmWashington, D.C. Reagan-National
14h 00m
2 stops
BRU11:55 amBrussels Bruxelles-National
Nov 17
BRU12:50 pmBrussels Bruxelles-National
15h 58m
2 stops
DCA10:48 pmWashington, D.C. Reagan-National
$858
Icelandair
Nov 9
DCA2:25 pmWashington, D.C. Reagan-National
15h 30m
2 stops
BRU11:55 amBrussels Bruxelles-National
Nov 17
BRU12:50 pmBrussels Bruxelles-National
15h 58m
2 stops
DCA10:48 pmWashington, D.C. Reagan-National
$871
Icelandair
Jul 14
DCA2:25 pmWashington, D.C. Reagan-National
16h 30m
2 stops
BRU12:55 pmBrussels Bruxelles-National
Jul 21
BRU1:50 pmBrussels Bruxelles-National
23h 59m
2 stops
DCA7:49 amWashington, D.C. Reagan-National
$976

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 July 4, 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

Fri 8/14

9:40 am-4:45 pm

2 stops25h 05m

Brussels Bruxelles-National

Fri 8/21

9:25 pm-3:38 pm

2 stops24h 13m

$712

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Fri 8/14

4:20 pm-4:45 pm

2 stops18h 25m

Brussels Bruxelles-National

Fri 8/21

9:25 pm-6:12 pm

3 stops26h 47m

$724
Quickest round-trip

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Tue 11/10

3:55 pm-10:55 am

1 stop13h 00m

Brussels Bruxelles-National

Mon 11/16

12:55 pm-9:15 pm

1 stop14h 20m

$728

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Mon 11/9

2:45 pm-11:10 am

2 stops14h 25m

Brussels Bruxelles-National

Tue 11/17

7:00 am-5:41 pm

2 stops16h 41m

$735

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Mon 11/30

5:00 pm-2:15 pm

2 stops15h 15m

Brussels Bruxelles-National

Sun 12/6

12:55 pm-9:15 pm

1 stop14h 20m

$736

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Mon 11/9

7:30 pm-10:55 am

1 stop33h 25m

Brussels Bruxelles-National

Tue 11/17

8:05 am-6:05 pm

2 stops16h 00m

$741

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Mon 11/30

3:59 pm-11:10 am

2 stops13h 11m

Brussels Bruxelles-National

Mon 12/7

11:50 am-10:15 pm

2 stops16h 25m

$742

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Tue 11/10

6:30 pm-1:35 pm

2 stops13h 05m

Brussels Bruxelles-National

Mon 11/16

7:00 am-5:41 pm

2 stops16h 41m

$743

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Thu 8/6

1:45 pm-7:40 am

1 stop11h 55m

Brussels Bruxelles-National

Thu 8/20

9:45 am-8:33 pm

1 stop16h 48m

$749

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Sun 8/16

1:45 pm-7:40 am

1 stop11h 55m

Brussels Bruxelles-National

Tue 8/25

9:45 am-11:48 pm

1 stop20h 03m

$750

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 Thursday. momondo users have found tickets for Thursday departures for as low as $1,155. 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 $1,362.

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 08m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Brussels takes 13h 08m
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 13h 08m.

  • 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