What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

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

The number of flights available between Belgium and Washington, D.C. Dulles Intl Airport is 5 per day as of December 2025. The most frequent departure time is 11:00AM, with 100% of daily flights leaving at noon.

Which airline has the best punctuality record on Belgium to Washington, D.C. flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

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

British Airways is the most popular carrier operating from Belgium to Washington, D.C. Dulles Intl

What is the most punctual flight time for Belgium to Washington, D.C. flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What airlines fly to Washington, D.C. Dulles Intl Airport?

United Airlines, Brussels Airlines and Lufthansa are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Belgium according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 4 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

How often are flights from Belgium to Washington, D.C. delayed?

Historically, on average around 17% of flights between Belgium and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

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

As of December 2025, there are 4 operators available to choose from for flights from Belgium to Washington, D.C. Dulles Intl Airport.

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

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 Belgium to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The necessary travel and health documents for your Washington, D.C. Dulles Intl 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.

$362 Cheap Flights from Belgium to Washington, D.C. Dulles Intl Airport in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Belgium to Washington, D.C.

Enter your travel dates to find the best prices.

10:40 am - 3:50 pm

BRU

IAD

11h 10m1 stop

6:10 pm - 2:20 pm

IAD

BRU

14h 10m2 stops

$566American Airlines

dom, abr 19 - seg, abr 27

7:20 pm - 5:15 pm

BRU

IAD

27h 55m2 stops

8:30 pm - 6:40 pm

IAD

BRU

16h 10m2 stops

$567Scandinavian Airlines

qua, fev 4 - qua, fev 11

10:05 pm - 3:50 pm

BRU

IAD

23h 45m1 stop

7:15 pm - 2:20 pm

IAD

BRU

13h 05m1 stop

$568British Airways

sáb, abr 18 - sáb, abr 25

8:45 pm - 7:55 pm

BRU

IAD

29h 10m1 stop

5:46 pm - 4:40 pm

IAD

BRU

16h 54m2 stops

$569British Airways

seg, fev 2 - seg, fev 9

7:20 pm - 5:15 pm

BRU

IAD

27h 55m2 stops

8:30 pm - 6:40 pm

IAD

BRU

16h 10m2 stops

$570Scandinavian Airlines

qua, fev 4 - qua, fev 11

7:20 pm - 5:15 pm

BRU

IAD

27h 55m2 stops

8:30 pm - 6:40 pm

IAD

BRU

16h 10m2 stops

$571Scandinavian Airlines

qua, fev 4 - qua, fev 11

6:20 am - 3:35 pm

BRU

IAD

15h 15m1 stop

1:19 pm - 9:40 am

IAD

BRU

14h 21m2 stops

$572Delta

sex, abr 17 - seg, abr 27

6:20 am - 3:35 pm

BRU

IAD

15h 15m1 stop

5:40 pm - 9:40 am

IAD

BRU

10h 00m1 stop

$573Delta

dom, mar 29 - ter, abr 14

6:25 am - 9:00 pm

CRL

IAD

20h 35m2 stops

5:30 pm - 10:25 pm

IAD

CRL

22h 55m2 stops

$643Multiple Airlines

sex, jan 16 - qui, jan 29

6:25 am - 9:00 pm

CRL

IAD

20h 35m2 stops

5:30 pm - 10:25 pm

IAD

CRL

22h 55m2 stops

$682Multiple Airlines

sex, jan 16 - qui, jan 29

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

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

American Airlines

Apr 19

BRU10:40 amBrussels Bruxelles-National

11h 10m

1 stop

IAD3:50 pmWashington, D.C. Dulles Intl

Apr 27

IAD6:10 pmWashington, D.C. Dulles Intl

14h 10m

2 stops

BRU2:20 pmBrussels Bruxelles-National

$566

Find similar

American Airlines

Apr 18

BRU3:30 pmBrussels Bruxelles-National

30h 00m

1 stop

IAD3:30 pmWashington, D.C. Dulles Intl

Apr 27

IAD6:10 pmWashington, D.C. Dulles Intl

14h 10m

2 stops

BRU2:20 pmBrussels Bruxelles-National

$585

Find similar

American Airlines

Jan 16

BRU11:45 amBrussels Bruxelles-National

17h 27m

2 stops

IAD11:12 pmWashington, D.C. Dulles Intl

Jan 29

IAD9:45 pmWashington, D.C. Dulles Intl

14h 50m

1 stop

BRU6:35 pmBrussels Bruxelles-National

$594

Find similar

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

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

Scandinavian Airlines

Feb 4

BRU7:20 pmBrussels Bruxelles-National

27h 55m

2 stops

IAD5:15 pmWashington, D.C. Dulles Intl

Feb 11

IAD8:30 pmWashington, D.C. Dulles Intl

16h 10m

2 stops

BRU6:40 pmBrussels Bruxelles-National

$567

Find similar

Scandinavian Airlines

Feb 4

BRU7:20 pmBrussels Bruxelles-National

27h 55m

2 stops

IAD5:15 pmWashington, D.C. Dulles Intl

Feb 11

IAD8:30 pmWashington, D.C. Dulles Intl

16h 10m

2 stops

BRU6:40 pmBrussels Bruxelles-National

$570

Find similar

Scandinavian Airlines

Feb 4

BRU7:20 pmBrussels Bruxelles-National

27h 55m

2 stops

IAD5:15 pmWashington, D.C. Dulles Intl

Feb 11

IAD8:30 pmWashington, D.C. Dulles Intl

16h 10m

2 stops

BRU6:40 pmBrussels Bruxelles-National

$571

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

dom 4/19

10:40 am-3:50 pm

1 stop11h 10m

Washington, D.C. Dulles Intl

seg 4/27

6:10 pm-2:20 pm

2 stops14h 10m

$566

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

qua 2/4

7:20 pm-5:15 pm

2 stops27h 55m

Washington, D.C. Dulles Intl

qua 2/11

8:30 pm-6:40 pm

2 stops16h 10m

$567

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

sáb 4/18

10:05 pm-3:50 pm

1 stop23h 45m

Washington, D.C. Dulles Intl

sáb 4/25

7:15 pm-2:20 pm

1 stop13h 05m

$568

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

seg 2/2

8:45 pm-7:55 pm

1 stop29h 10m

Washington, D.C. Dulles Intl

seg 2/9

5:46 pm-4:40 pm

2 stops16h 54m

$569

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

qua 2/4

7:20 pm-5:15 pm

2 stops27h 55m

Washington, D.C. Dulles Intl

qua 2/11

8:30 pm-6:40 pm

2 stops16h 10m

$570

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

qua 2/4

7:20 pm-5:15 pm

2 stops27h 55m

Washington, D.C. Dulles Intl

qua 2/11

8:30 pm-6:40 pm

2 stops16h 10m

$571

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

sex 4/17

6:20 am-3:35 pm

1 stop15h 15m

Washington, D.C. Dulles Intl

seg 4/27

1:19 pm-9:40 am

2 stops14h 21m

$572

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

dom 3/29

6:20 am-3:35 pm

1 stop15h 15m

Washington, D.C. Dulles Intl

ter 4/14

5:40 pm-9:40 am

1 stop10h 00m

$573

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

sex 1/16

6:25 am-9:00 pm

2 stops20h 35m

Washington, D.C. Dulles Intl

qui 1/29

5:30 pm-10:25 pm

2 stops22h 55m

$643

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

sex 1/16

6:25 am-9:00 pm

2 stops20h 35m

Washington, D.C. Dulles Intl

qui 1/29

5:30 pm-10:25 pm

2 stops22h 55m

$682

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 Belgium to Washington, D.C. Dulles Intl 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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, May is the cheapest month to fly from Belgium to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $558. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $565.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Tuesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $692. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Belgium to Washington, D.C. Dulles Intl Airport for around $813.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Belgium in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $619 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $739 on average. Flights to Washington, D.C. Dulles Intl Airport from Belgium in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Belgium when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $638 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Belgium for as low as $540 on momondo.

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

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

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

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

Best Price Found	$707
Fastest flight time	8h 20m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from Belgium in the past 72 hours is $707. The best round-trip flight deal from Belgium to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $751.

The fastest flight from Belgium to Washington, D.C. Dulles Intl Airport takes 8h 20m

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

Search flight deals

When did momondo last update prices for flights from Belgium to Washington, D.C. Dulles Intl Airport?
Prices for flights from Belgium to Washington, D.C. Dulles Intl Airport are updated daily.
How many operators does momondo search for flights from Belgium to Washington, D.C. Dulles Intl Airport?
As of December 2025, there are 4 operators available to choose from for flights from Belgium to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Belgium to Washington, D.C. Dulles Intl Airport?
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 Belgium to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The necessary travel and health documents for your Washington, D.C. Dulles Intl 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 Belgium to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between Belgium and Washington, D.C. Dulles Intl Airport, the leading plane model is Boeing 777-300ER, making up 63.35% of the total bookings. Other popular models include Airbus A330-300 with 8.14%, Boeing 767-300 (winglets) with 3.65%, and Boeing 787 Dreamliner with 3.19%.

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

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $456	Free Cancellation	Rating 6.7 7,600 reviews	Search British Airways flights
Brussels Airlines	PriceFrom $496	Free Cancellation	Rating 7.2 375 reviews	Search Brussels Airlines flights
United Airlines	PriceFrom $522	Free Cancellation	Rating 7.4 9,099 reviews	Search United Airlines flights
Lufthansa	PriceFrom $528	Free Cancellation	Rating 6.8 7,639 reviews	Search Lufthansa flights

Alexandria

National Harbor

Gettysburg

Arlington

Winchester

Woodbridge

Waldorf

Tysons

Laurel

Colonial Beach

Silver Spring

Fredericksburg

Towson

Harpers Ferry

Rockville

Gaithersburg

Reston

Manassas

Sterling

Fairfax

Why use momondo?

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

Finding the right flight to Washington, D.C. from Belgium is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Belgium with this policy.

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

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 Washington, D.C. from Belgium.

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

Price alerts on flights to Washington, D.C. from Belgium 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.

An easier way to manage your Washington, D.C. Dulles Intl Airport 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

ter 1/20

ter 1/27

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.

Cheap flights from Belgium to Washington, D.C. from $362

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belgium to Washington, D.C. departing on 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

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

Recent round-trip flight deals from Belgium to Washington, D.C.

Recent one-way flight deals from Belgium to Washington, D.C.

Recent last minute flight deals from Belgium to Washington, D.C.

Recent direct flight deals from Belgium to Washington, D.C.

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

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

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

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

momondo Fare Finder

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

See travel insights to Washington, D.C. from

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

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

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

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

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

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

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

British Airways is the most popular carrier operating from Belgium to Washington, D.C. Dulles Intl

What airlines fly to Washington, D.C. Dulles Intl Airport?

How often are flights from Belgium to Washington, D.C. delayed?

Historically, on average around 17% of flights between Belgium and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

What is the most punctual flight time for Belgium to Washington, D.C. flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Belgium to Washington, D.C. flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

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

The number of flights available between Belgium and Washington, D.C. Dulles Intl Airport is 5 per day as of December 2025. The most frequent departure time is 11:00AM, with 100% of daily flights leaving at noon.

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

The number of flights available between Belgium and Washington, D.C. Dulles Intl Airport is 39 per week as of December 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

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

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

Best Price Found

Fastest flight time

Direct flights

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

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

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

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

What is the most popular plane model from Belgium to Washington, D.C. Dulles Intl Airport?

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

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

Traveling to a place near Washington, D.C.?

Why use momondo?

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

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

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

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

An easier way to manage your Washington, D.C. Dulles Intl Airport 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 Washington, D.C.

Popular cities in the United States

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