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Cheap flights from Washington, D.C. Reagan-National Airport to Brussels from $377

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 10/28. 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
4:00 pm - 7:50 amDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
9h 50m1 stop Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
10:00 am - 3:24 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
11h 24m1 stop Montreal Pierre Elliott Trudeau Intl
$746Multiple Airlines
Mon, Nov 9 - Tue, Nov 17
Multiple Airlines Logo
11:05 am - 7:50 amDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
14h 45m1 stop Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
10:00 am - 3:24 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
11h 24m1 stop Montreal Pierre Elliott Trudeau Intl
$749Multiple Airlines
Wed, Jan 20 - Wed, Jan 27
Scandinavian Airlines Logo
11:55 am - 9:40 amDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
15h 45m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
10:20 am - 10:48 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
18h 28m2 stops Kastrup Copenhagen New York John F Kennedy Intl
$751Scandinavian Airlines
Thu, Dec 3 - Tue, Dec 8
Scandinavian Airlines Logo
1:20 pm - 9:40 amDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
14h 20m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
8:30 pm - 10:48 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
32h 18m2 stops Kastrup Copenhagen New York John F Kennedy Intl
$751Scandinavian Airlines
Tue, Dec 1 - Sun, Dec 6
Scandinavian Airlines Logo
11:55 am - 2:35 pmDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
20h 40m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
8:30 pm - 7:59 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
29h 29m2 stops Kastrup Copenhagen Boston Logan Intl
$751Scandinavian Airlines
Tue, Oct 13 - Mon, Oct 19
Scandinavian Airlines Logo
11:55 am - 9:40 amDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
15h 45m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
10:20 am - 8:02 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
15h 42m2 stops Kastrup Copenhagen Boston Logan Intl
$751Scandinavian Airlines
Thu, Dec 3 - Wed, Dec 9
Scandinavian Airlines Logo
11:55 am - 2:30 pmDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
20h 35m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
8:30 pm - 10:48 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
32h 18m2 stops Kastrup Copenhagen New York John F Kennedy Intl
$753Scandinavian Airlines
Tue, Dec 1 - Sun, Dec 6
Scandinavian Airlines Logo
11:40 am - 9:40 amDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
16h 00m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
10:20 am - 7:53 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
15h 33m2 stops Kastrup Copenhagen Boston Logan Intl
$753Scandinavian Airlines
Tue, Sep 22 - Tue, Sep 29
Scandinavian Airlines Logo
11:55 am - 9:40 amDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
15h 45m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
10:20 am - 8:02 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
15h 42m2 stops Kastrup Copenhagen Boston Logan Intl
$753Scandinavian Airlines
Tue, Dec 1 - Sat, Dec 5
Scandinavian Airlines Logo
1:20 pm - 9:40 amDCA  Washington, D.C. Reagan-National-BRU Brussels Bruxelles-National
15h 20m2 stops Boston Logan Intl Kastrup Copenhagen
Scandinavian Airlines Logo
3:10 pm - 10:55 pmBRU  Brussels Bruxelles-National-DCA Washington, D.C. Reagan-National
37h 45m2 stops Kastrup Copenhagen New York John F Kennedy Intl
$753Scandinavian Airlines
Tue, Oct 27 - Tue, Nov 3

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

Our best Delta deals on Washington, D.C. Reagan-National Airport to Brussels flight tickets
Delta
Nov 24
DCA4:00 pmWashington, D.C. Reagan-National
13h 00m
1 stop
BRU11:00 amBrussels Bruxelles-National
Dec 3
BRU10:45 amBrussels Bruxelles-National
13h 55m
2 stops
DCA6:40 pmWashington, D.C. Reagan-National
$785
Delta
Nov 18
DCA11:00 amWashington, D.C. Reagan-National
14h 35m
2 stops
BRU7:35 amBrussels Bruxelles-National
Nov 26
BRU8:05 amBrussels Bruxelles-National
14h 30m
2 stops
DCA4:35 pmWashington, D.C. Reagan-National
$794

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
Nov 7
DCA5:10 pmWashington, D.C. Reagan-National
33h 45m
1 stop
BRU8:55 amBrussels Bruxelles-National
Nov 17
BRU10:00 amBrussels Bruxelles-National
30h 29m
1 stop
DCA10:29 amWashington, D.C. Reagan-National
$758
United Airlines
Nov 29
DCA1:15 pmWashington, D.C. Reagan-National
18h 00m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Dec 8
BRU10:00 amBrussels Bruxelles-National
11h 24m
1 stop
DCA3:24 pmWashington, D.C. Reagan-National
$767
United Airlines
Nov 18
DCA11:05 amWashington, D.C. Reagan-National
14h 45m
1 stop
BRU7:50 amBrussels Bruxelles-National
Nov 26
BRU10:00 amBrussels Bruxelles-National
11h 24m
1 stop
DCA3:24 pmWashington, D.C. Reagan-National
$769

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 August 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
Quickest round-trip

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Mon 11/9

4:00 pm-7:50 am

1 stop9h 50m

Brussels Bruxelles-National

Tue 11/17

10:00 am-3:24 pm

1 stop11h 24m

$746

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Wed 1/20

11:05 am-7:50 am

1 stop14h 45m

Brussels Bruxelles-National

Wed 1/27

10:00 am-3:24 pm

1 stop11h 24m

$749

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Thu 12/3

11:55 am-9:40 am

2 stops15h 45m

Brussels Bruxelles-National

Tue 12/8

10:20 am-10:48 pm

2 stops18h 28m

$751

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Tue 12/1

1:20 pm-9:40 am

2 stops14h 20m

Brussels Bruxelles-National

Sun 12/6

8:30 pm-10:48 pm

2 stops32h 18m

$751

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Tue 10/13

11:55 am-2:35 pm

2 stops20h 40m

Brussels Bruxelles-National

Mon 10/19

8:30 pm-7:59 pm

2 stops29h 29m

$751

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Thu 12/3

11:55 am-9:40 am

2 stops15h 45m

Brussels Bruxelles-National

Wed 12/9

10:20 am-8:02 pm

2 stops15h 42m

$751

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Tue 12/1

11:55 am-2:30 pm

2 stops20h 35m

Brussels Bruxelles-National

Sun 12/6

8:30 pm-10:48 pm

2 stops32h 18m

$753

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Tue 9/22

11:40 am-9:40 am

2 stops16h 00m

Brussels Bruxelles-National

Tue 9/29

10:20 am-7:53 pm

2 stops15h 33m

$753

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Tue 12/1

11:55 am-9:40 am

2 stops15h 45m

Brussels Bruxelles-National

Sat 12/5

10:20 am-8:02 pm

2 stops15h 42m

$753

Washington, D.C.Brussels

DCA Washington, D.C. Reagan-National - BRU Brussels Bruxelles-National

DCABRU

Washington, D.C. Reagan-National

Tue 10/27

1:20 pm-9:40 am

2 stops15h 20m

Brussels Bruxelles-National

Tue 11/3

3:10 pm-10:55 pm

2 stops37h 45m

$753

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 $1,194. 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 $1,384.

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 56m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Brussels takes 13h 56m
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 56m.

  • 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?

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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