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

Consider Air Canada (65%), Austrian Airlines (65%) or Brussels Airlines (65%) 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 most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?

When booking a flight from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport, you may want to consider flying on Aer Lingus, Icelandair or Lufthansa as they are the most popular for this route.

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?

Leaving on a Tuesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 22% on the overall cost on flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

$264+ Flights from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport

Q: What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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Find cheap flights from Dulles Intl to Bruxelles-National with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Brussels Bruxelles-National are usually found in January or April, booked 74 days in advance, depart on a Wednesday or Friday and return on a Friday

Cheap flight deals from Dulles Intl to Bruxelles-National

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$540 (oojo)
One-way from	$264 (Kiwi.com)
Popular in	July
Cheapest in	January
Average price	$721
Good round-trip deal	$980 or less
Good one-way deal	$613 or less

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Brussels Bruxelles-National flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Brussels Bruxelles-National flights.

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From Washington, D.C. Dulles Intl to Brussels Bruxelles-National

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Brussels Bruxelles-National

Search Deals

Highest demand for flights based on searches. 17% potential increase in price ($183 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Brussels Bruxelles-National.

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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Brussels Bruxelles-National.

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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 March 26, 2025.

Mon 4/2810:05 pmIAD - BRU

2 stops14h 10mScandinavian Airlines

Fri 5/910:55 amBRU - IAD

2 stops15h 04mScandinavian Airlines

Deal found 3/25

$538

Tue 12/25:30 pmIAD - BRU

1 stop17h 35mTAP AIR PORTUGAL

Tue 12/96:00 amBRU - IAD

1 stop15h 15mTAP AIR PORTUGAL

Deal found 3/24

$625

Wed 4/231:30 pmIAD - BRU

1 stop14h 40mTurkish Airlines

Tue 4/296:50 pmBRU - IAD

1 stop22h 55mTurkish Airlines

Deal found 3/25

$636

Mon 4/288:30 pmIAD - BRU

3 stops16h 00mMultiple Airlines

Thu 5/86:00 pmBRU - IAD

2 stops32h 50mMultiple Airlines

Deal found 3/25

$648

Tue 12/23:55 pmIAD - BRU

1 stop10h 00mUnited Airlines

Tue 12/911:55 amBRU - IAD

Nonstop8h 40mUnited Airlines

Deal found 3/24

$727

Tue 5/135:35 pmIAD - BRU

Nonstop7h 50mBrussels Airlines

Tue 5/2010:45 amBRU - IAD

Nonstop8h 45mBrussels Airlines

Deal found 3/24

$812

Tue 5/2010:30 amIAD - BRU

2 stops15h 35mAir Canada

Tue 6/310:00 amBRU - IAD

2 stops17h 04mAir Canada

Deal found 3/24

$829

Best flights from Dulles Intl to Bruxelles-National
Discover carefully curated flight deals from Dulles Intl to Bruxelles-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2025.

Mon 4/2110:05 pmIAD - BRU

2 stops14h 10mScandinavian Airlines

Mon 4/2810:55 amBRU - IAD

2 stops39h 04mScandinavian Airlines

Deal found 3/25

$540

Wed 4/231:30 pmIAD - BRU

1 stop14h 40mTurkish Airlines

Tue 4/296:50 pmBRU - IAD

1 stop22h 55mTurkish Airlines

Deal found 3/25

$636

Mon 4/288:30 pmIAD - BRU

3 stops16h 00mMultiple Airlines

Thu 5/86:00 pmBRU - IAD

2 stops32h 50mMultiple Airlines

Deal found 3/25

$648

Sun 7/2010:20 pmIAD - BRU

1 stop19h 35mTAP AIR PORTUGAL

Wed 7/308:55 pmBRU - IAD

1 stop24h 25mTAP AIR PORTUGAL

Deal found 3/25

$803

Tue 5/135:35 pmIAD - BRU

Nonstop7h 50mBrussels Airlines

Tue 5/2010:45 amBRU - IAD

Nonstop8h 45mBrussels Airlines

Deal found 3/24

$812

Wed 8/275:45 pmIAD - BRU

Nonstop7h 30mUnited Airlines

Tue 9/212:00 pmBRU - IAD

Nonstop8h 25mUnited Airlines

Deal found 3/24

$822

Tue 5/2010:30 amIAD - BRU

2 stops15h 35mAir Canada

Tue 6/310:00 amBRU - IAD

2 stops17h 04mAir Canada

Deal found 3/24

$829

Mon 4/148:45 pmIAD - BRU

1 stop11h 30mSWISS

Mon 4/218:05 pmBRU - IAD

1 stop26h 10mSWISS

Deal found 3/25

$890

Sun 5/255:20 pmIAD - BRU

1 stop10h 20mAer Lingus

Fri 7/1810:20 amBRU - IAD

1 stop11h 30mAer Lingus

Deal found 3/25

$898

Mon 4/1411:05 pmIAD - BRU

1 stop11h 10mLufthansa

Mon 4/211:45 pmBRU - IAD

1 stop31h 15mLufthansa

Deal found 3/25

$912

Last-minute flights from Dulles Intl to Bruxelles-National
Discover last-minute flight deals from Dulles Intl to Bruxelles-National. Data last updated March 26, 2025 and is based on user searches.

Wed 4/25:35 pmIAD - BRU

Nonstop7h 40mUnited Airlines

Sun 4/612:00 pmBRU - IAD

Nonstop8h 15mUnited Airlines

Deal found 3/25

$1,697

Thu 4/310:05 pmIAD - BRU

2 stops14h 15mScandinavian Airlines

Mon 4/710:55 amBRU - IAD

2 stops15h 04mScandinavian Airlines

Deal found 3/25

$577

Thu 4/31:30 pmIAD - BRU

1 stop22h 20mTurkish Airlines

Mon 4/74:15 pmBRU - IAD

1 stop25h 30mTurkish Airlines

Deal found 3/25

$672

Thu 4/310:05 pmIAD - BRU

2 stops19h 05mMultiple Airlines

Mon 4/78:05 pmBRU - IAD

3 stops29h 54mMultiple Airlines

Deal found 3/25

$776

Thu 4/35:35 pmIAD - BRU

Nonstop7h 50mBrussels Airlines

Sat 4/510:45 amBRU - IAD

Nonstop8h 45mBrussels Airlines

Deal found 3/25

$1,877

Thu 4/36:30 pmIAD - BRU

2 stops13h 45mSWISS

Sat 4/58:00 pmBRU - IAD

2 stops47h 55mSWISS

Deal found 3/25

$2,175

Mon 4/148:45 pmIAD - BRU

1 stop11h 30mSWISS

Mon 4/218:05 pmBRU - IAD

1 stop26h 10mSWISS

Deal found 3/25

$890

Mon 4/1411:05 pmIAD - BRU

1 stop11h 10mLufthansa

Mon 4/211:45 pmBRU - IAD

1 stop31h 15mLufthansa

Deal found 3/25

$912

Mon 4/143:30 pmIAD - BRU

2 stops34h 35mAir Canada

Mon 4/212:25 pmBRU - IAD

3 stops30h 48mAir Canada

Deal found 3/25

$941

Sat 4/198:30 pmIAD - BRU

1 stop10h 20mIcelandair

Fri 4/251:50 pmBRU - IAD

1 stop11h 30mIcelandair

Deal found 3/25

$958

Wed 4/231:30 pmIAD - BRU

1 stop14h 40mTurkish Airlines

Tue 4/296:50 pmBRU - IAD

1 stop22h 55mTurkish Airlines

Deal found 3/25

$636

Wed 4/235:35 pmIAD - BRU

Nonstop7h 40mBrussels Airlines

Tue 4/2910:45 amBRU - IAD

Nonstop8h 45mBrussels Airlines

Deal found 3/25

$857

One-way flights from Dulles Intl to Bruxelles-National
Search for one-way flight options from Dulles Intl to Bruxelles-National. Find affordable one-way fares based on user searches. Data last updated March 26, 2025.

Mon 7/2810:20 pmIAD - BRU

2 stops28h 15mMultiple Airlines

Deal found 3/25

$264

Mon 7/2810:20 pmIAD - BRU

1 stop15h 45mTAP AIR PORTUGAL

Deal found 3/25

$312

Tue 4/2910:05 pmIAD - BRU

1 stop11h 15mScandinavian Airlines

Deal found 3/24

$359

Sat 7/58:30 pmIAD - BRU

1 stop10h 20mIcelandair

Deal found 3/25

$400

Wed 4/91:30 pmIAD - BRU

1 stop17h 55mTurkish Airlines

Deal found 3/25

$544

Tue 6/105:20 pmIAD - BRU

1 stop10h 20mAer Lingus

Deal found 3/25

$674

Tue 4/295:35 pmIAD - BRU

Nonstop7h 50mBrussels Airlines

Deal found 3/24

$714

Fri 6/209:05 pmIAD - BRU

1 stop27h 05mRoyal Air Maroc

Deal found 3/25

$761

Fri 8/18:06 pmIAD - BRU

2 stops19h 09mAmerican Airlines

Deal found 3/25

$896

Tue 7/85:45 pmIAD - BRU

Nonstop7h 30mLufthansa

Deal found 3/25

$925

Fri 9/125:45 pmIAD - BRU

Nonstop7h 30mSWISS

Deal found 3/25

$1,019

Sat 7/265:45 pmIAD - BRU

Nonstop7h 30mUnited Airlines

Deal found 3/25

$1,059

Cheapflights Fare Finder

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

Mon 4/28

10:05 pm-6:15 pm

2 stops14h 10m

Brussels Bruxelles-National

Fri 5/9

10:55 am-7:59 pm

2 stops15h 04m

$538

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Wed 4/23

1:30 pm-10:10 am

1 stop14h 40m

Brussels Bruxelles-National

Tue 4/29

6:50 pm-11:45 am

1 stop22h 55m

$636

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Mon 4/28

8:30 pm-6:30 pm

3 stops16h 00m

Brussels Bruxelles-National

Thu 5/8

6:00 pm-8:50 pm

2 stops32h 50m

$648

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sun 7/20

10:20 pm-11:55 pm

1 stop19h 35m

Brussels Bruxelles-National

Wed 7/30

8:55 pm-3:20 pm

1 stop24h 25m

$803

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Tue 5/13

5:35 pm-7:25 am

Nonstop7h 50m

Brussels Bruxelles-National

Tue 5/20

10:45 am-1:30 pm

Nonstop8h 45m

$812

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Wed 8/27

5:45 pm-7:15 am

Nonstop7h 30m

Brussels Bruxelles-National

Tue 9/2

12:00 pm-2:25 pm

Nonstop8h 25m

$822

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Tue 5/20

10:30 am-8:05 am

2 stops15h 35m

Brussels Bruxelles-National

Tue 6/3

10:00 am-9:04 pm

2 stops17h 04m

$829

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Mon 4/14

8:45 pm-2:15 pm

1 stop11h 30m

Brussels Bruxelles-National

Mon 4/21

8:05 pm-4:15 pm

1 stop26h 10m

$890

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sun 5/25

5:20 pm-9:40 am

1 stop10h 20m

Brussels Bruxelles-National

Fri 7/18

10:20 am-3:50 pm

1 stop11h 30m

$898

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Mon 7/28

10:20 pm-8:35 am

2 stops28h 15m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 20 results

Compare providers for flights from Dulles Intl to Bruxelles-National

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Bruxelles-National in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star
Justfly.com	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Cheapfaremart	Price Accuracy-	Trust Score*3 stars
Thrive Travel	Price Accuracy3 stars	Trust Score*2 stars
FlightsMojo	Price Accuracy-	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Brussels Bruxelles-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport flights

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.

Read more about United Airlinesby Harriet Baskas

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

Expert on United Airlines

Blane Bachelor

Expert on Lufthansa

John Walton

Expert on Brussels Airlines

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?

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 74 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 $1,146). 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?

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.

Rainfall in Bruxelles-National 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

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 a feel of what it's like to fly with SWISS, United Airlines and Brussels Airlines 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.

SWISS

7.5

Good

1,569 reviews

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

SWISS

7.5

Good

1,569 reviews

SWISS

7.5

Good

1,569 reviews

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

United Airlines

7.4

Good

8,608 reviews

SWISS

7.5

Good

1,569 reviews

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Brussels Airlines

7.4

Good

344 reviews

SWISS

7.5

Good

1,569 reviews

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Turkish Airlines

7.3

Good

3,745 reviews

SWISS

7.5

Good

1,569 reviews

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Scandinavian Airlines

7.3

Good

1,325 reviews

SWISS

7.5

Good

1,569 reviews

Reviews

1 / 20

6.0

Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

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 $540. Other airlines that can offer you cheap pricing are Turkish Airlines, from $636, and TAP AIR PORTUGAL, from $803. Scandinavian Airlines is currently priced 38% 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 TAP AIR PORTUGAL. According to our data, you can fly for as low as $312. Users have also found prices from $359 and $400 on Scandinavian Airlines and Icelandair, respectively.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport?
Consider Air Canada (65%), Austrian Airlines (65%) or Brussels Airlines (65%) 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 $2,503, our data shows the cheapest flight currently is $538. When looking at the most popular route, (Washington, D.C. Dulles Intl - Brussels Bruxelles-National), you can expect to pay $461 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 $1,146). 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

Charleroi

Mons

Mechelen

Spa

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from Dulles Intl to Bruxelles-National

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$383	Average$686	FlexibilityNo cancel fee	On-timeN/A
Scandinavian Airlines	Cheapest$419	Average$572	FlexibilityNo cancel fee	On-time77%
Icelandair	Cheapest$441	Average$664	FlexibilityNo cancel fee	On-time76%
TAP AIR PORTUGAL	Cheapest$492	Average$929	FlexibilityNo cancel fee	On-timeN/A
Aer Lingus	Cheapest$559	Average$749	FlexibilityNo cancel fee	On-timeN/A
Turkish Airlines	Cheapest$591	Average$770	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$724	Average$1,126	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$725	Average$1,183	FlexibilityNo cancel fee	On-time76%
Brussels Airlines	Cheapest$913	Average$1,331	FlexibilityNo cancel fee	On-timeN/A

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$264+ 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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.

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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 April, booked 74 days in advance, depart on a Wednesday or Friday and return on a Friday

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Cheapest flights from Dulles Intl to Bruxelles-NationalExplore 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 March 26, 2025.

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 March 26, 2025.

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Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Bruxelles-National in March.

The best insider tips for Washington, D.C. Dulles Intl Airport to Brussels Bruxelles-National Airport flights

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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.

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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 March 21, 2025.

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

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 March 26, 2025.

Rainfall in Bruxelles-National by month

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

Temperature in Bruxelles-National by month

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

Reviews of airlines servicing Bruxelles-National

Get a feel of what it's like to fly with SWISS, United Airlines and Brussels Airlines 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.

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?

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

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

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

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Alternative routes for Dulles Intl to Bruxelles-National

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Top 9 airlines flying from Dulles Intl to Bruxelles-National

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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 March 26, 2025.