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Dulles Intl

$333+ Cheap flights from Belgium to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — IAD
Jan 21 — Jan 281
Tue 1/21
Tue 1/28
1 adult, Economy
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Cheap flight deals from Belgium to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Belgium (BE0) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 16, 2025.

Round-trip from

$457
(Yatra.com)

One-way from

$333
(Kiwi.com)
From Belgium to Washington, D.C. Dulles Intl
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One-way flight from Belgium to Washington, D.C. Dulles Intl
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Find flight deals from Belgium to Dulles Intl

Cheapest flights from Belgium to Dulles Intl
Explore the most affordable flight options available from Belgium to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

This British Airways deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/39:45 amBRU - IAD
2 stops15h 50mBritish Airways
Fri 2/149:55 pmIAD - BRU
1 stop9h 45mBritish Airways
Deal found 1/15$454
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/307:05 amBRU - IAD
1 stop15h 00mAmerican Airlines
Sat 9/610:45 pmIAD - BRU
1 stop15h 00mAmerican Airlines
Deal found 1/16$455
This Cheapflightsfares deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/187:05 amBRU - IAD
1 stop13h 55mIberia
Sat 11/17:00 pmIAD - BRU
1 stop11h 30mIberia
Deal found 1/16$458
This Iberia deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/13:00 pmBRU - IAD
1 stop11h 10mMultiple Airlines
Mon 9/810:40 pmIAD - BRU
2 stops17h 50mMultiple Airlines
Deal found 1/15$459
This Booking.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/28:30 pmBRU - IAD
1 stop25h 10mScandinavian Airlines
Mon 2/105:10 pmIAD - BRU
2 stops19h 05mScandinavian Airlines
Deal found 1/15$470
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/210:25 amCRL - IAD
1 stop11h 15mMultiple Airlines
Sat 2/85:10 pmIAD - CRL
1 stop10h 50mMultiple Airlines
Deal found 1/15$475
This Yatra.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Yatra.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/912:50 pmBRU - IAD
1 stop11h 35mIcelandair
Sat 2/227:40 pmIAD - BRU
1 stop10h 15mIcelandair
Deal found 1/15$486
This Travelocity deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/2510:15 amBRU - IAD
1 stop11h 25mAer Lingus
Sat 2/15:10 pmIAD - BRU
1 stop10h 25mAer Lingus
Deal found 1/16$490
This KLM deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/256:15 amBRU - IAD
1 stop15h 30mKLM
Fri 1/315:35 pmIAD - BRU
1 stop22h 40mKLM
Deal found 1/16$502
This Delta deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/210:45 amBRU - IAD
1 stop11h 00mDelta
Sun 2/1612:29 pmIAD - BRU
2 stops13h 06mDelta
Deal found 1/15$503
This Ovago deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/238:55 pmBRU - IAD
1 stop24h 25mTAP AIR PORTUGAL
Wed 5/215:00 pmIAD - BRU
1 stop16h 05mTAP AIR PORTUGAL
Deal found 1/15$506
This lol.travel deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/316:45 amBRU - IAD
2 stops14h 28mAir Canada
Thu 2/133:55 pmIAD - BRU
1 stop10h 00mAir Canada
Deal found 1/15$512

Find flights from Belgium to Dulles Intl within your budget

Customize your flight search to find flights from Belgium to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Mon 2/3

9:45 am-7:35 pm

2 stops15h 50m

Washington, D.C. Dulles Intl

Fri 2/14

9:55 pm-1:40 pm

1 stop9h 45m

$454

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 1/31

7:45 pm-3:35 pm

2 stops25h 50m

Washington, D.C. Dulles Intl

Thu 2/13

9:55 pm-5:10 pm

1 stop13h 15m

$461

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sun 2/2

8:30 pm-3:40 pm

1 stop25h 10m

Washington, D.C. Dulles Intl

Mon 2/10

5:10 pm-6:15 pm

2 stops19h 05m

$470

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Sun 2/2

10:25 am-3:40 pm

1 stop11h 15m

Washington, D.C. Dulles Intl

Sat 2/8

5:10 pm-10:00 am

1 stop10h 50m

$475

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sun 1/26

6:15 am-3:45 pm

1 stop15h 30m

Washington, D.C. Dulles Intl

Sat 2/1

5:35 pm-10:15 pm

1 stop22h 40m

$502

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Sun 2/2

10:45 am-3:45 pm

1 stop11h 00m

Washington, D.C. Dulles Intl

Sun 2/16

12:29 pm-7:35 am

2 stops13h 06m

$503

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Wed 4/23

8:55 pm-3:20 pm

1 stop24h 25m

Washington, D.C. Dulles Intl

Wed 5/21

5:00 pm-3:05 pm

1 stop16h 05m

$506

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 1/31

7:45 pm-7:45 pm

2 stops30h 00m

Washington, D.C. Dulles Intl

Sat 2/8

6:00 pm-7:00 pm

2 stops19h 00m

$510

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 1/31

6:45 am-3:13 pm

2 stops14h 28m

Washington, D.C. Dulles Intl

Thu 2/13

3:55 pm-7:55 am

1 stop10h 00m

$512

BrusselsWashington, D.C.

BRU - IAD

BRUIAD

Brussels Bruxelles-National

Fri 1/31

11:55 am-2:35 pm

Nonstop8h 40m

Washington, D.C. Dulles Intl

Thu 2/13

5:50 pm-7:15 am

Nonstop7h 25m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 30 results
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Best time to book a flight from Belgium to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Belgium with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Belgium to Dulles Intl

Get recent, data-driven insights about flights from Belgium to Dulles Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Belgium to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Belgium to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Belgium to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BE to IAD?

Find hourly flight availability from Belgium to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Belgium to Washington, D.C. Dulles Intl Airport as you normally would.

Weekly flight availability from Belgium to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Belgium to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 16, 2025.

The most flights from BE0 to IAD are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated January 16, 2025.
See what other customers who have flown with Air Canada, American Airlines and Scandinavian Airlines from Belgium to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.5
Good
1,598 reviews
Delta
8.0
Very good
8,511 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Belgium to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Belgium to Washington, D.C. Dulles Intl Airport one-way?

    $374 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on TAP AIR PORTUGAL and British Airways, with prices starting from $492 and $512, respectively.

  • What are the most reliable airlines from Belgium to Washington, D.C. Dulles Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Belgium to Washington, D.C. Dulles Intl Airport on time: Air Canada (80%), Austrian Airlines (80%), Brussels Airlines (80%).

  • What are the cheapest flights from Belgium to Washington, D.C. Dulles Intl Airport?

    Looking for the cheapest flight from Belgium to Washington, D.C. Dulles Intl Airport? While on average our users pay $849, our data indicates the cheapest price to be $538. The most popular route (Brussels Bruxelles-National - Washington, D.C. Dulles Intl), is priced around $372.

  • Can I find deals for flights from Belgium to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Belgium to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Belgium to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belgium to Dulles Intl.

  • Can I find deals for business class flights from Belgium to Dulles Intl?

    Yes. Cheapflights offers flight deals from Belgium to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Belgium to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Belgium to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Belgium to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Belgium?

Book flights to Belgium if you plan to visit one of these locations
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Gaithersburg
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Greenbelt
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Bowie
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Alternative routes for Belgium to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Charles de Gaulle to Dulles Intl flights
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Frankfurt to Reagan-National flights
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Gatwick to Reagan-National flights
Istanbul to Reagan-National flights
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Bruxelles-National to Baltimore flights
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Amsterdam to Baltimore flights
Luton to Baltimore flights
Frederic Chopin to Reagan-National flights
Barcelona-El Prat to Dulles Intl flights
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Stansted to Dulles Intl flights
Leonardo da Vinci/Fiumicino to Dulles Intl flights
Duesseldorf Intl to Baltimore flights
Berlin to Baltimore flights
Vienna to Reagan-National flights
Duesseldorf Intl to Reagan-National flights
Vienna to Baltimore flights
Budapest to Dulles Intl flights
Sabiha Gokcen to Dulles Intl flights
Amsterdam to Reagan-National flights

Top 7 airlines flying from Belgium to Dulles Intl

Discover the top 7 airlines that operate flights from Belgium to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$374Average$484FlexibilityNo cancel feeOn-timeN/A
PLAYCheapest$405Average$690FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$471Average$646FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$518Average$666FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$518Average$715FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$535Average$747FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$536Average$630FlexibilityNo cancel feeOn-time76%
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