What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Belgium?

Turkish Airlines and United Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Belgium

How many flights depart from Washington, D.C. Dulles Intl Airport to Belgium on average per day?

6 flights are operational daily from Washington, D.C. Dulles Intl Airport to Belgium as of March 2026. The most popular departure time for this route is 5:00PM, with 100% of flights per day taking off in the afternoon.

What airlines fly to Belgium?

United Airlines, Aer Lingus and Scandinavian Airlines are the top three most popular airlines that fly to Belgium from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Belgium. Keep in mind that there are 10 different airlines that fly to Belgium on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Belgium?

Prices for flights from Washington, D.C. Dulles Intl Airport to Belgium are refreshed on a daily basis.

How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Belgium?

As of March 2026, there are 10 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Belgium.

How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Belgium?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Belgium.

What documentation or ID do you need to fly to Belgium?

The travel and health documents you'll need for your trip to Belgium may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belgium. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$240 Cheap Flights from Washington, D.C. Dulles Intl Airport to Belgium in 2026

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Belgium on average per week?

The number of flights available between Washington, D.C. Dulles Intl Airport and Belgium is 42 per week as of March 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Belgium

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 pm - 11:00 pm

IAD

BRU

20h 40m

1 stop

8:30 pm - 5:00 pm

BRU

IAD

26h 30m

1 stop

$514Scandinavian Airlines

Sat, Apr 18 - Sat, May 2

8:20 pm - 2:35 pm

IAD

BRU

12h 15m

1 stop

10:20 am - 5:00 pm

BRU

IAD

12h 40m

1 stop

$518Scandinavian Airlines

Wed, Aug 19 - Fri, Aug 28

8:20 pm - 2:35 pm

IAD

BRU

12h 15m

1 stop

7:10 pm - 5:00 pm

BRU

IAD

27h 50m

1 stop

$520Scandinavian Airlines

Wed, Apr 29 - Wed, May 6

8:20 pm - 11:00 pm

IAD

BRU

20h 40m

1 stop

8:30 pm - 5:00 pm

BRU

IAD

26h 30m

1 stop

$521Scandinavian Airlines

Sun, Apr 12 - Tue, Apr 21

8:20 pm - 6:20 pm

IAD

BRU

16h 00m

2 stops

10:20 am - 5:00 pm

BRU

IAD

12h 40m

1 stop

$522Scandinavian Airlines

Sat, Apr 25 - Wed, Apr 29

8:20 pm - 2:35 pm

IAD

BRU

12h 15m

1 stop

9:10 pm - 5:00 pm

BRU

IAD

49h 50m

2 stops

$523Scandinavian Airlines

Sat, Apr 25 - Mon, Apr 27

8:20 pm - 6:30 pm

IAD

BRU

16h 10m

1 stop

9:10 pm - 5:00 pm

BRU

IAD

25h 50m

2 stops

$524Scandinavian Airlines

Wed, Aug 19 - Wed, Aug 26

8:20 pm - 2:35 pm

IAD

BRU

12h 15m

1 stop

8:30 pm - 5:00 pm

BRU

IAD

26h 30m

1 stop

$526Scandinavian Airlines

Sun, Apr 19 - Thu, Apr 23

8:20 pm - 7:40 pm

IAD

CRL

17h 20m

2 stops

8:15 pm - 5:00 pm

CRL

IAD

26h 45m

2 stops

$638Multiple Airlines

Sat, Apr 25 - Wed, Apr 29

1:20 pm - 10:55 pm

IAD

CRL

27h 35m

2 stops

6:35 am - 7:50 pm

CRL

IAD

19h 15m

2 stops

$650Multiple Airlines

Thu, Apr 9 - Tue, Apr 14

Scandinavian Airlines flights from Washington, D.C. Dulles Intl Airport to Belgium

Our best Scandinavian Airlines deals on Washington, D.C. Dulles Intl Airport to Belgium flight tickets

Scandinavian Airlines

Apr 18

IAD8:20 pmWashington, D.C. Dulles Intl

20h 40m

1 stop

BRU11:00 pmBrussels Bruxelles-National

May 2

BRU8:30 pmBrussels Bruxelles-National

26h 30m

1 stop

IAD5:00 pmWashington, D.C. Dulles Intl

$514

Scandinavian Airlines

Aug 19

IAD8:20 pmWashington, D.C. Dulles Intl

12h 15m

1 stop

BRU2:35 pmBrussels Bruxelles-National

Aug 28

BRU10:20 amBrussels Bruxelles-National

12h 40m

1 stop

IAD5:00 pmWashington, D.C. Dulles Intl

$518

Scandinavian Airlines

Apr 29

IAD8:20 pmWashington, D.C. Dulles Intl

12h 15m

1 stop

BRU2:35 pmBrussels Bruxelles-National

May 6

BRU7:10 pmBrussels Bruxelles-National

27h 50m

1 stop

IAD5:00 pmWashington, D.C. Dulles Intl

$520

Turkish Airlines flights from Washington, D.C. Dulles Intl Airport to Belgium

Our best Turkish Airlines deals on Washington, D.C. Dulles Intl Airport to Belgium flight tickets

Turkish Airlines

Mar 30

IAD1:20 pmWashington, D.C. Dulles Intl

18h 05m

1 stop

BRU1:25 pmBrussels Bruxelles-National

Apr 8

BRU4:15 pmBrussels Bruxelles-National

33h 35m

1 stop

IAD7:50 pmWashington, D.C. Dulles Intl

$575

Turkish Airlines

Mar 20

IAD2:30 pmWashington, D.C. Dulles Intl

15h 05m

1 stop

BRU10:35 amBrussels Bruxelles-National

Mar 25

BRU6:20 pmBrussels Bruxelles-National

23h 25m

1 stop

IAD12:45 pmWashington, D.C. Dulles Intl

$617

Turkish Airlines

Mar 22

IAD2:30 pmWashington, D.C. Dulles Intl

15h 05m

1 stop

BRU10:35 amBrussels Bruxelles-National

Mar 31

BRU6:50 pmBrussels Bruxelles-National

22h 45m

1 stop

IAD11:35 amWashington, D.C. Dulles Intl

$622

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sat 4/18

8:20 pm-11:00 pm

1 stop20h 40m

Brussels Bruxelles-National

Sat 5/2

8:30 pm-5:00 pm

1 stop26h 30m

$514

Quickest round-trip

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Wed 8/19

8:20 pm-2:35 pm

1 stop12h 15m

Brussels Bruxelles-National

Fri 8/28

10:20 am-5:00 pm

1 stop12h 40m

$518

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Wed 4/29

8:20 pm-2:35 pm

1 stop12h 15m

Brussels Bruxelles-National

Wed 5/6

7:10 pm-5:00 pm

1 stop27h 50m

$520

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sun 4/12

8:20 pm-11:00 pm

1 stop20h 40m

Brussels Bruxelles-National

Tue 4/21

8:30 pm-5:00 pm

1 stop26h 30m

$521

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sat 4/25

8:20 pm-6:20 pm

2 stops16h 00m

Brussels Bruxelles-National

Wed 4/29

10:20 am-5:00 pm

1 stop12h 40m

$522

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sat 4/25

8:20 pm-2:35 pm

1 stop12h 15m

Brussels Bruxelles-National

Mon 4/27

9:10 pm-5:00 pm

2 stops49h 50m

$523

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Wed 8/19

8:20 pm-6:30 pm

1 stop16h 10m

Brussels Bruxelles-National

Wed 8/26

9:10 pm-5:00 pm

2 stops25h 50m

$524

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sun 4/19

8:20 pm-2:35 pm

1 stop12h 15m

Brussels Bruxelles-National

Thu 4/23

8:30 pm-5:00 pm

1 stop26h 30m

$526

Washington, D.C.Brussels

IAD - CRL

IADCRL

Washington, D.C. Dulles Intl

Sat 4/25

8:20 pm-7:40 pm

2 stops17h 20m

Charleroi Brussels

Wed 4/29

8:15 pm-5:00 pm

2 stops26h 45m

$638

Washington, D.C.Brussels

IAD - CRL

IADCRL

Washington, D.C. Dulles Intl

Thu 4/9

1:20 pm-10:55 pm

2 stops27h 35m

Charleroi Brussels

Tue 4/14

6:35 am-7:50 pm

2 stops19h 15m

$650

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Belgium

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

Prices

Airlines

Other information

What is the cheapest month to fly to Belgium?

In general, January is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Belgium. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $600. If you are unable to visit Belgium during the month of January, then departing from Washington, D.C. Dulles Intl Airport during the month September is also very affordable. Most momondo users find prices during this month for around $620.

What is the cheapest day to depart on your flight to Belgium?

Our data shows that Wednesday is the least expensive day to fly to Belgium. Tickets to fly out on this day can be as low as $1,021. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $1,230. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgium.

What is the cheapest Washington, D.C. Dulles Intl to Belgium flight route?

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

How far in advance should I book a flight to Belgium?

You are more likely to see cheaper flights to Belgium from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Belgium for around $805 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belgium from Washington, D.C. Dulles Intl Airport for as low as $601 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Belgium flights?

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl to Belgium flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Washington, D.C. Dulles Intl Airport to Belgium flight deals and tips

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

Best Price Found	$346
Fastest flight time	7h 45m
Direct flights	Every day
Airports in Belgium	32 airports

The best one-way flight to Belgium from Washington, D.C. Dulles Intl Airport in the past 72 hours is $346. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Belgium found on momondo in the last 72 hours is $850.

The fastest flight from Washington, D.C. Dulles Intl Airport to Belgium takes 7h 45m

Direct flights go from Washington, D.C. Dulles Intl Airport to Belgium every day.

There are 32 airports in Belgium. From Washington, D.C. Dulles Intl Airport there are direct flights to Brussels Bruxelles-National (BRU).

Search flight deals

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Belgium?
Prices for flights from Washington, D.C. Dulles Intl Airport to Belgium are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Belgium?
As of March 2026, there are 10 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Belgium.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Belgium?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Belgium.
What documentation or ID do you need to fly to Belgium?
The travel and health documents you'll need for your trip to Belgium may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belgium. It is always advisable to seek 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 Belgium?
Based on momondo bookings for flights between Washington, D.C. Dulles Intl Airport and Belgium, the leading plane model is Boeing 777-300ER, making up 48.72% of the total bookings. Other popular models include Airbus A321neo with 14.07%, Boeing 767-400 with 10.10%, and Airbus A330-300 with 6.14%.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Belgium

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Belgium with momondo

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom $333	Free Cancellation	Rating 7.1 2,166 reviews	Search TAP AIR PORTUGAL flights
Icelandair	PriceFrom $393	Free Cancellation	Rating 7.1 620 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $424	Free Cancellation	Rating 7.3 1,712 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $511	Free Cancellation	Rating 7.9 8,288 reviews	Search Delta flights
Aer Lingus	PriceFrom $539	Free Cancellation	Rating 7.2 1,475 reviews	Search Aer Lingus flights
Turkish Airlines	PriceFrom $540	Free Cancellation	Rating 7.3 4,254 reviews	Search Turkish Airlines flights
British Airways	PriceFrom $555	Free Cancellation	Rating 6.7 7,784 reviews	Search British Airways flights
United Airlines	PriceFrom $592	Free Cancellation	Rating 7.4 9,419 reviews	Search United Airlines flights
Brussels Airlines	PriceFrom $633	Free Cancellation	Rating 7.2 389 reviews	Search Brussels Airlines flights
Lufthansa	PriceFrom $775	Free Cancellation	Rating 6.8 7,848 reviews	Search Lufthansa flights

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Belgium flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belgium that suits you.

Can I find flights from Washington, D.C. to Belgium with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Belgium on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Belgium?

Once all potential Washington, D.C. to Belgium flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Belgium 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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Cheap flights from Washington, D.C. Dulles Intl Airport to Belgium from $240

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Belgium

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Scandinavian Airlines flights from Washington, D.C. Dulles Intl Airport to Belgium

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Turkish Airlines flights from Washington, D.C. Dulles Intl Airport to Belgium

Our best Turkish Airlines deals on Washington, D.C. Dulles Intl Airport to Belgium flight tickets

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Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Belgium that are best for you.

See travel insights to Belgium from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Belgium

What is the cheapest month to fly to Belgium?

What is the cheapest day to depart on your flight to Belgium?

What is the cheapest Washington, D.C. Dulles Intl to Belgium flight route?

How far in advance should I book a flight to Belgium?

What cabin class options are available on Washington, D.C. Dulles Intl to Belgium flights?

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Belgium?

What airlines fly to Belgium?

How many flights depart from Washington, D.C. Dulles Intl Airport to Belgium on average per day?

How many flights depart from Washington, D.C. Dulles Intl Airport to Belgium on average per week?

Cheap Washington, D.C. Dulles Intl Airport to Belgium flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Belgium

Best airlines flying from Washington, D.C. Dulles Intl Airport to Belgium

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Belgium with momondo

Why use momondo?

An easier way to manage your Belgium trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Belgium

Popular cities in Belgium

Popular flights according to clicks in the last 7 days on momondo

Washington, D.C. Dulles Intl Airport flight routes

According to popular flight searches on momondo this year

Belgium flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Belgium

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List of cabin classes available on flights landing in Belgium. Availability may vary depending on flight origin and airline.

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