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Cheap flights from Washington, D.C. Dulles Intl Airport to Brussels from C$ 659

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Brussels departing on 21/1. 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. Dulles Intl Airport to Brussels

Cheap round-trip flights

Scandinavian Airlines Logo
8:30 p.m. - 10:50 a.m.IAD-BRU
32h 20m2 stops
Scandinavian Airlines Logo
7:20 p.m. - 5:15 p.m.BRU-IAD
27h 55m2 stops
C$ 659Scandinavian Airlines
Find Deal
Wed, 21 Jan - Tue, 27 Jan
Scandinavian Airlines Logo
10:05 p.m. - 10:15 a.m.IAD-BRU
30h 10m2 stops
Scandinavian Airlines Logo
10:20 a.m. - 7:59 p.m.BRU-IAD
15h 39m1 stop
C$ 662Scandinavian Airlines
Find Deal
Mon, 29 Sep - Sat, 4 Oct
Icelandair Logo
8:30 p.m. - 12:50 p.m.IAD-BRU
10h 20m1 stop
Icelandair Logo
1:50 p.m. - 7:20 p.m.BRU-IAD
11h 30m1 stop
C$ 793Icelandair
Find Deal
Sun, 12 Oct - Sat, 25 Oct
Icelandair Logo
8:30 p.m. - 12:50 p.m.IAD-BRU
10h 20m1 stop
Icelandair Logo
1:50 p.m. - 7:20 p.m.BRU-IAD
11h 30m1 stop
C$ 804Icelandair
Find Deal
Fri, 22 Aug - Tue, 26 Aug
United Airlines Logo
5:45 p.m. - 7:15 a.m.IAD-BRU
7h 30mdirect
United Airlines Logo
11:55 a.m. - 2:35 p.m.BRU-IAD
8h 40mdirect
C$ 817United Airlines
Find Deal
Wed, 21 Jan - Tue, 27 Jan
United Airlines Logo
5:45 p.m. - 7:15 a.m.IAD-BRU
7h 30mdirect
United Airlines Logo
10:00 a.m. - 8:59 p.m.BRU-IAD
16h 59m1 stop
C$ 818United Airlines
Find Deal
Mon, 20 Oct - Tue, 11 Nov
Logo
10:05 p.m. - 10:15 a.m.IAD-BRU
30h 10m2 stops
Logo
8:00 a.m. - 7:59 p.m.BRU-IAD
17h 59m2 stops
C$ 823
Find Deal
Sat, 13 Sep - Sat, 20 Sep
Logo
10:05 p.m. - 10:15 a.m.IAD-BRU
30h 10m2 stops
Logo
8:00 a.m. - 7:59 p.m.BRU-IAD
17h 59m2 stops
C$ 829
Find Deal
Mon, 29 Sep - Sat, 4 Oct
Turkish Airlines Logo
9:40 p.m. - 1:25 p.m.IAD-BRU
33h 45m1 stop
Turkish Airlines Logo
7:15 a.m. - 7:45 p.m.BRU-IAD
18h 30m1 stop
C$ 844Turkish Airlines
Find Deal
Tue, 16 Sep - Tue, 23 Sep
Turkish Airlines Logo
1:30 p.m. - 10:10 a.m.IAD-BRU
14h 40m1 stop
Turkish Airlines Logo
7:15 a.m. - 7:45 p.m.BRU-IAD
18h 30m1 stop
C$ 872Turkish Airlines
Find Deal
Wed, 1 Oct - Tue, 7 Oct

United Airlines flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport flight tickets
United Airlines
21 Jan
IAD5:45 p.m.Washington, D.C. Dulles Intl
7h 30m
BRU7:15 a.m.Brussels Bruxelles-National
27 Jan
BRU11:55 a.m.Brussels Bruxelles-National
8h 40m
IAD2:35 p.m.Washington, D.C. Dulles Intl
C$ 817
Find similar
United Airlines
20 Oct
IAD5:45 p.m.Washington, D.C. Dulles Intl
7h 30m
BRU7:15 a.m.Brussels Bruxelles-National
11 Nov
BRU10:00 a.m.Brussels Bruxelles-National
16h 59m
1 stop
IAD8:59 p.m.Washington, D.C. Dulles Intl
C$ 818
Find similar
United Airlines
25 Aug
IAD5:45 p.m.Washington, D.C. Dulles Intl
7h 30m
BRU7:15 a.m.Brussels Bruxelles-National
2 Sep
BRU12:00 p.m.Brussels Bruxelles-National
8h 25m
IAD2:25 p.m.Washington, D.C. Dulles Intl
C$ 852
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Lufthansa flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport

Our best Lufthansa deals on Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport flight tickets
Lufthansa
12 Aug
IAD5:45 p.m.Washington, D.C. Dulles Intl
7h 30m
BRU7:15 a.m.Brussels Bruxelles-National
19 Aug
BRU12:00 p.m.Brussels Bruxelles-National
8h 25m
IAD2:25 p.m.Washington, D.C. Dulles Intl
C$ 1,390
Find similar
Lufthansa
14 Aug
IAD5:45 p.m.Washington, D.C. Dulles Intl
7h 30m
BRU7:15 a.m.Brussels Bruxelles-National
26 Aug
BRU12:00 p.m.Brussels Bruxelles-National
8h 25m
IAD2:25 p.m.Washington, D.C. Dulles Intl
C$ 1,459
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport 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 96,600 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Wed 21/1

8:30 p.m.-10:50 a.m.

2 stops32h 20m

Brussels Bruxelles-National

Tue 27/1

7:20 p.m.-5:15 p.m.

2 stops27h 55m

C$ 659

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Mon 29/9

10:05 p.m.-10:15 a.m.

2 stops30h 10m

Brussels Bruxelles-National

Sat 4/10

10:20 a.m.-7:59 p.m.

1 stop15h 39m

C$ 662

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sun 12/10

8:30 p.m.-12:50 p.m.

1 stop10h 20m

Brussels Bruxelles-National

Sat 25/10

1:50 p.m.-7:20 p.m.

1 stop11h 30m

C$ 793

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Fri 22/8

8:30 p.m.-12:50 p.m.

1 stop10h 20m

Brussels Bruxelles-National

Tue 26/8

1:50 p.m.-7:20 p.m.

1 stop11h 30m

C$ 804

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Wed 21/1

5:45 p.m.-7:15 a.m.

Nonstop7h 30m

Brussels Bruxelles-National

Tue 27/1

11:55 a.m.-2:35 p.m.

Nonstop8h 40m

C$ 817

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Mon 20/10

5:45 p.m.-7:15 a.m.

Nonstop7h 30m

Brussels Bruxelles-National

Tue 11/11

10:00 a.m.-8:59 p.m.

1 stop16h 59m

C$ 818

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sat 13/9

10:05 p.m.-10:15 a.m.

2 stops30h 10m

Brussels Bruxelles-National

Sat 20/9

8:00 a.m.-7:59 p.m.

2 stops17h 59m

C$ 823

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Mon 29/9

10:05 p.m.-10:15 a.m.

2 stops30h 10m

Brussels Bruxelles-National

Sat 4/10

8:00 a.m.-7:59 p.m.

2 stops17h 59m

C$ 829

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Tue 16/9

9:40 p.m.-1:25 p.m.

1 stop33h 45m

Brussels Bruxelles-National

Tue 23/9

7:15 a.m.-7:45 p.m.

1 stop18h 30m

C$ 844

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Wed 1/10

1:30 p.m.-10:10 a.m.

1 stop14h 40m

Brussels Bruxelles-National

Tue 7/10

7:15 a.m.-7:45 p.m.

1 stop18h 30m

C$ 872

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport

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 month to fly to Brussels Bruxelles-National Airport?

In general, September is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 941. If you’re not able to fly to Brussels Bruxelles-National Airport in September, then January is your next best option. Flight prices from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport during January average around C$ 946.

What is the cheapest Washington, D.C. Dulles Intl to Brussels Bruxelles-National flight route?

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

How far in advance should I book a flight to Brussels Bruxelles-National Airport?

You are more likely to see cheaper flights to Brussels Bruxelles-National Airport from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels Bruxelles-National Airport for around C$ 1,162 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels Bruxelles-National Airport from Washington, D.C. Dulles Intl Airport for as low as C$ 919 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Brussels Bruxelles-National flights?

There are 1 cabin classes available to choose from on Washington, D.C. Dulles Intl to Brussels Bruxelles-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport flight prices changed over time?

As of July 2025, prices for Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport (IAD to BRU) flight deals and tips

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

Best price found

C$ 724

Fastest flight time

7h 30m

Direct flights

Every day
The best one-way flight to Brussels Bruxelles-National Airport from Washington, D.C. Dulles Intl Airport in the past 72 hours is C$ 724. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport found on momondo in the last 72 hours is C$ 659.
The fastest flight from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport takes 7h 30m
Direct flights go from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport every day.
Search flight deals

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

    A flight from Washington, D.C. Dulles Intl to Brussels Bruxelles-National will travel around 6241.9 km. Typically, this will take 7h 30m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The necessary travel and health documents for your Brussels Bruxelles-National Airport 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.

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?

Travelling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Bruges
Ghent
Dinant
Charleroi
Namur
Tournai
Ypres
Oostkamp

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Brussels for you.

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Brussels from Washington, D.C..

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

Of course. momondo tracks the price of Washington, D.C. to Brussels flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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