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$263+ Cheap flights from Dulles Intl (IAD) to Brussels

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BRU
nov. 25 — dic. 21
lun. 11/25
lun. 12/2
1 adult, Economy
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The best prices from Washington, D.C. Dulles Intl to Brussels are usually found in April or September, booked 83 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Dulles Intl to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Brussels (BR1). 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 noviembre 20, 2024.

Popular in

July

Cheapest in

April

Round-trip from

$516
(Gurufare)

One-way from

$263
(Kiwi.com)
High demand for flights, 28% potential price rise
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Best time to find cheap flights, 26% potential price drop
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From Washington, D.C. Dulles Intl to Brussels
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One-way flight from Washington, D.C. Dulles Intl to Brussels
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Find flight deals from Dulles Intl to Brussels

Cheapest flights from Dulles Intl to Brussels
Explore the most affordable flight options available from Dulles Intl to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 20, 2024.

This Gurufare deal was found by Cheapflights users on 11/20. 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.
mié. 12/45:10 pmIAD - BRU
1 stop10h 40mScandinavian Airlines
lun. 12/96:55 pmBRU - IAD
2 stops50h 45mScandinavian Airlines
Deal found 11/20$534
This oojo deal was found by Cheapflights users on 11/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/22:00 pmIAD - BRU
1 stop14h 45mTurkish Airlines
lun. 12/96:30 pmBRU - IAD
1 stop23h 45mTurkish Airlines
Deal found 11/20$604
This Gotogate deal was found by Cheapflights users on 11/18. 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.
vie. 11/2910:30 pmIAD - BRU
1 stop30h 30mTAP AIR PORTUGAL
lun. 12/911:50 amBRU - IAD
1 stop32h 40mTAP AIR PORTUGAL
Deal found 11/18$646
This FlightHub deal was found by Cheapflights users on 11/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/295:10 pmIAD - BRU
1 stop10h 25mAer Lingus
sáb. 1/1110:15 amBRU - IAD
1 stop11h 25mAer Lingus
Deal found 11/20$716
This Kiwi.com deal was found by Cheapflights users on 11/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/97:15 pmIAD - CRL
1 stop20h 15mMultiple Airlines
mié. 12/117:40 amCRL - IAD
2 stops17h 00mMultiple Airlines
Deal found 11/19$728
This Mytrip deal was found by Cheapflights users on 11/19. 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.
dom. 12/810:30 pmIAD - BRU
2 stops18h 55mMultiple Airlines
mié. 12/119:35 amBRU - IAD
3 stops35h 25mMultiple Airlines
Deal found 11/19$749
This United deal was found by Cheapflights users on 11/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/258:25 amIAD - BRU
2 stops17h 30mUnited Airlines
vie. 1/1010:00 amBRU - IAD
2 stops31h 54mUnited Airlines
Deal found 11/19$957
This CheapOair deal was found by Cheapflights users on 11/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/232:35 pmIAD - BRU
2 stops35h 20mAir Canada
mar. 1/1410:00 amBRU - IAD
1 stop31h 30mAir Canada
Deal found 11/19$970
This Gurufare deal was found by Cheapflights users on 11/20. 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.
jue. 11/286:55 pmIAD - BRU
1 stop22h 15mBrussels Airlines
vie. 12/611:55 amBRU - IAD
Nonstop8h 40mBrussels Airlines
Deal found 11/20$971

Find flights from Dulles Intl to Brussels within your budget

Customize your flight search to find flights from Dulles Intl to Brussels 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 2,629,791 searches. Data last updated noviembre 20, 2024.

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Route

Depart

Return

Price

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

jue. 2/6

5:30 pm-5:05 pm

1 stop17h 35m

Brussels Bruxelles-National

jue. 2/13

6:00 am-3:00 pm

1 stop15h 00m

$516

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

mié. 2/5

5:10 pm-7:50 pm

1 stop20h 40m

Brussels Bruxelles-National

vie. 2/14

4:10 pm-3:40 pm

2 stops29h 30m

$518

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

mar. 1/14

5:10 pm-6:15 pm

1 stop19h 05m

Brussels Bruxelles-National

jue. 1/30

10:15 am-3:40 pm

1 stop11h 25m

$555

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

mar. 2/11

2:00 pm-10:45 am

1 stop14h 45m

Brussels Bruxelles-National

mar. 2/18

3:20 pm-7:30 pm

1 stop34h 10m

$559

Washington, D.C.Brussels

IAD - CRL

IADCRL

Washington, D.C. Dulles Intl

mar. 2/4

5:30 pm-1:15 pm

1 stop13h 45m

Charleroi Brussels

dom. 2/9

9:35 am-9:00 pm

1 stop17h 25m

$594

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

mar. 2/4

5:30 pm-4:35 pm

2 stops17h 05m

Brussels Bruxelles-National

sáb. 2/8

10:25 pm-9:00 pm

2 stops28h 35m

$610

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

mié. 1/8

7:40 pm-11:55 am

1 stop10h 15m

Brussels Bruxelles-National

dom. 1/12

12:50 pm-6:25 pm

1 stop11h 35m

$655

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

mié. 4/9

9:05 pm-5:35 pm

1 stop14h 30m

Brussels Bruxelles-National

jue. 4/17

6:35 pm-7:05 pm

1 stop30h 30m

$664

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

dom. 1/12

5:50 pm-7:15 am

Nonstop7h 25m

Brussels Bruxelles-National

mar. 1/21

10:00 am-3:13 pm

1 stop11h 13m

$717

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

mié. 1/8

3:55 pm-7:55 am

1 stop10h 00m

Brussels Bruxelles-National

mié. 1/22

11:55 am-2:35 pm

Nonstop8h 40m

$725

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 24 results
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Best time to book a flight from Dulles Intl to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels 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.

Travel insights for flights from Dulles Intl to Brussels

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Brussels. Price data was last updated on November 15, 2024.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Brussels is 83 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Brussels (average of $566). Flying from Washington, D.C. Dulles Intl Airport to Brussels in June is currently the most expensive (average of $1,148). 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 Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 20, 2024.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Brussels 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 46% on airfare.

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

Explore weekly flight availability from Dulles Intl to Brussels. 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 noviembre 20, 2024.

The most flights from IAD to BR1 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 Brussels by month

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

In terms of precipitation, rainfall in Brussels 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 when rainfall is around 1.6 in.

Temperature in Brussels by month

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

If weather is an important factor for your trip to Brussels, 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 Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated noviembre 20, 2024.
Read reviews from past customers who have flown TAP AIR PORTUGAL, Scandinavian Airlines and Turkish Airlines from Washington, D.C. to Brussels. 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
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,637 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,171 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines
7.4
Good
3,915 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Brussels. 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 round-trip?

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Brussels is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as $516 on this airline. Additional options worth looking into are Scandinavian Airlines and Aer Lingus, starting at $518 and $555 round-trip. These flights start at 41% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $361 on Scandinavian Airlines. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $406 and British Airways from $526 one-way.

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

    The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Brussels are Brussels Airlines (72%), United Airlines (72%) and Air Canada (62%).

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

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to Brussels is $416. On average you can expect to pay $1,535. The most popular route, (Washington, D.C. Dulles Intl - Brussels Bruxelles-National), can usually be booked for $427.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Brussels 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?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Brussels (average of $566). Flying from Washington, D.C. Dulles Intl Airport to Brussels in June is currently the most expensive (average of $1,148). 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

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Top 10 airlines flying from Dulles Intl to Brussels

Discover the top 10 airlines that operate flights from Dulles Intl to Brussels. 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 2,629,791 searches. Data last updated noviembre 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$369Average$685FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$374Average$564FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$390Average$759FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$476Average$702FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$492Average$754FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$516Average$807FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$596Average$770FlexibilityNo cancel feeOn-time77%
DeltaCheapest$669Average$1,378FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$674Average$1,080FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$675Average$1,103FlexibilityNo cancel feeOn-time76%
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