Bruxelles-National

$211+ Cheap flights from Dulles Intl (IAD) to Bruxelles-National (BRU)

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BRU
Jun 17 — Jun 241
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Brussels Bruxelles-National are usually found in January or November, booked 18 days in advance, depart on a Wednesday or Friday and return on a Friday

Cheap flight deals from Dulles Intl to Bruxelles-National

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Bruxelles-National (BRU). 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 June 12, 2025.

Round-trip from

$588
(Air Canada)

One-way from

$211
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$1,173

Good round-trip deal

$842 or less

Good one-way deal

$623 or less
From Washington, D.C. Dulles Intl to Brussels Bruxelles-National
One-way flight from Washington, D.C. Dulles Intl to Brussels Bruxelles-National
Highest demand for flights based on searches. 18% potential increase in price ($205 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Brussels Bruxelles-National.
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Brussels Bruxelles-National.

Find flight deals from Dulles Intl to Bruxelles-National

Cheapest flights from Dulles Intl to Bruxelles-National
Explore the most affordable flight options available from Dulles Intl to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Virgin Atlantic deal was found by Cheapflights users on 6/10. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/46:00 amIAD - BRU
2 stops20h 40mVirgin Atlantic
Wed 8/1310:45 amBRU - IAD
1 stop14h 04mVirgin Atlantic
Deal found 6/10$589
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:45 pmIAD - BRU
Nonstop7h 30mUnited Airlines
Sat 11/811:55 amBRU - IAD
Nonstop8h 40mUnited Airlines
Deal found 6/12$590
This Austrian Airlines deal was found by Cheapflights users on 6/12. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:00 pmIAD - BRU
1 stop19h 10mAustrian Airlines
Mon 11/39:50 amBRU - IAD
1 stop34h 50mAustrian Airlines
Deal found 6/12$591
This Scandinavian Airlines deal was found by Cheapflights users on 6/12. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1710:05 pmIAD - BRU
2 stops16h 30mScandinavian Airlines
Wed 9/37:00 pmBRU - IAD
2 stops30h 59mScandinavian Airlines
Deal found 6/12$592
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/110:25 amIAD - BRU
1 stop15h 25mAir Canada
Wed 8/1310:00 amBRU - IAD
1 stop17h 01mAir Canada
Deal found 6/10$594
This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/89:45 amIAD - BRU
1 stop16h 15mMultiple Airlines
Thu 8/1410:45 amBRU - IAD
Nonstop8h 45mMultiple Airlines
Deal found 6/11$596
This Ovago deal was found by Cheapflights users on 6/10. 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.
Tue 8/128:45 pmIAD - BRU
1 stop11h 30mSWISS
Wed 10/1512:00 pmBRU - IAD
Nonstop8h 25mSWISS
Deal found 6/10$603
This CrystalTravel deal was found by Cheapflights users on 6/11. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/85:35 pmIAD - BRU
Nonstop7h 50mBrussels Airlines
Thu 8/1410:45 amBRU - IAD
Nonstop8h 45mBrussels Airlines
Deal found 6/11$604
This Gurufare deal was found by Cheapflights users on 6/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/58:06 pmIAD - BRU
2 stops15h 39mBritish Airways
Thu 8/142:50 pmBRU - IAD
1 stop11h 20mBritish Airways
Deal found 6/10$605
This Lufthansa deal was found by Cheapflights users on 6/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:55 pmIAD - BRU
1 stop11h 15mLufthansa
Wed 11/510:30 amBRU - IAD
1 stop11h 20mLufthansa
Deal found 6/12$624
This Delta deal was found by Cheapflights users on 6/10. 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.
Mon 8/41:00 pmIAD - BRU
2 stops12h 30mDelta
Wed 8/1310:45 amBRU - IAD
1 stop14h 04mDelta
Deal found 6/10$629
This Iberia deal was found by Cheapflights users on 6/12. 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.
Sat 10/254:35 pmIAD - BRU
1 stop13h 55mIberia
Mon 11/37:45 pmBRU - IAD
1 stop26h 45mIberia
Deal found 6/12$634

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Bruxelles-National 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 June 12, 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

Dulles Intl

Fly to

Bruxelles-National

Route

Depart

Return

Price

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Mon 8/4

6:00 am-8:40 am

2 stops20h 40m

Brussels Bruxelles-National

Wed 8/13

10:45 am-6:49 pm

1 stop14h 04m

$589

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sun 10/26

6:45 pm-7:15 am

Nonstop7h 30m

Brussels Bruxelles-National

Sat 11/8

11:55 am-2:35 pm

Nonstop8h 40m

$590

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Mon 10/27

7:00 pm-7:10 pm

1 stop19h 10m

Brussels Bruxelles-National

Mon 11/3

9:50 am-2:40 pm

1 stop34h 50m

$591

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sun 8/17

10:05 pm-8:35 pm

2 stops16h 30m

Brussels Bruxelles-National

Wed 9/3

7:00 pm-7:59 pm

2 stops30h 59m

$592

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Fri 8/1

10:25 am-7:50 am

1 stop15h 25m

Brussels Bruxelles-National

Wed 8/13

10:00 am-9:01 pm

1 stop17h 01m

$594

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Fri 8/8

9:45 am-8:00 am

1 stop16h 15m

Brussels Bruxelles-National

Thu 8/14

10:45 am-1:30 pm

Nonstop8h 45m

$596

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Tue 8/12

8:45 pm-2:15 pm

1 stop11h 30m

Brussels Bruxelles-National

Wed 10/15

12:00 pm-2:25 pm

Nonstop8h 25m

$603

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Fri 8/8

5:35 pm-7:25 am

Nonstop7h 50m

Brussels Bruxelles-National

Thu 8/14

10:45 am-1:30 pm

Nonstop8h 45m

$604

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Tue 8/5

8:06 pm-5:45 pm

2 stops15h 39m

Brussels Bruxelles-National

Thu 8/14

2:50 pm-8:10 pm

1 stop11h 20m

$605

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Fri 10/31

11:55 pm-4:10 pm

1 stop11h 15m

Brussels Bruxelles-National

Wed 11/5

10:30 am-3:50 pm

1 stop11h 20m

$624

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 27 results
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The best insider tips for Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport trip
Airlines
United Airlines

United's Polaris offers lie-flat seats with noise-reducing headphones and large entertainment screens.


Premium Plus seats offer extra legroom and upgraded food and drink on international flights.

Lufthansa

Lufthansa's Allegris economy offers 31 inches of pitch with adjustable headrests for comfort.


Lufthansa's premium economy features hard-shell seats allowing recline without disturbing others.

Read more about Lufthansaby Blane Bachelor
Brussels Airlines

Brussels Airlines offers lie-flat beds in business class with direct aisle access for most passengers.


Economy class includes a free meal and seatback entertainment on long-haul flights.

Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Blane Bachelor

Blane Bachelor

Expert on Lufthansa

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
John Walton

John Walton

Expert on Brussels Airlines

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Best time to book a flight from Dulles Intl to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National from Dulles Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Bruxelles-National. Price data was last updated on June 9, 2025.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 18 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport (average of $614). Flying from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $1,096). 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 IAD to BRU?

Find hourly flight availability from Dulles Intl to Bruxelles-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 49% on airfare.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport

Explore weekly flight availability from Dulles Intl to Bruxelles-National. 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 June 12, 2025.

The most flights from IAD to BRU are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Bruxelles-National by month

Plan your trip to Bruxelles-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Brussels Bruxelles-National Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. August is typically the driest time to visit Brussels Bruxelles-National Airport when rainfall is around 1.6 in.

Temperature in Bruxelles-National by month

Plan your trip to Bruxelles-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Brussels Bruxelles-National 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

Reviews of airlines servicing Bruxelles-National

Get insights into the airlines that provide service to Bruxelles-National. 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 Bruxelles-National. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, Austrian Airlines and SWISS from Washington, D.C. to Brussels by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Bruxelles-National. 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 flying from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport round-trip?

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport round-trip from $588. Other airlines that can offer you cheap pricing are Virgin Atlantic, from $589, and United Airlines, from $590. Air Canada is currently priced 33% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $211. Users have also found prices from $335 and $434 on TAP AIR PORTUGAL and Brussels Airlines, respectively.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?

    Consider Brussels Airlines (52%), United Airlines (52%) or Air Canada (47%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?

    While on average a flight from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport is generally $2,186, our data shows the cheapest flight currently is $321. When looking at the most popular route, (Washington, D.C. Dulles Intl - Brussels Bruxelles-National), you can expect to pay $326 for that flight.

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

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

  • How can I find direct flights from Dulles Intl to Bruxelles-National?

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

  • Can I find deals for business class flights from Dulles Intl to Bruxelles-National?

    Yes. Cheapflights offers flight deals from Dulles Intl to Bruxelles-National 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 Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport (average of $614). Flying from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $1,096). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Charleroi
Mons
Mechelen
Zaventem
Spa

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dulles Intl to Bruxelles-National

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Dulles Intl to Bruxelles-National

Discover the top 10 airlines that operate flights from Dulles Intl to Bruxelles-National. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$374Average$684FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$406Average$576FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$449Average$923FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$492Average$954FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$516Average$726FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$552Average$661FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$564Average$793FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$676Average$1,073FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$725Average$1,160FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$880Average$1,161FlexibilityNo cancel feeOn-timeN/A

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