What airlines fly to Brussels?

United Airlines, Aer Lingus and Icelandair are the top three most popular airlines that fly to Brussels from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Brussels. Keep in mind that there are 12 different airlines that fly to Brussels on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington, D.C. to Brussels?

Scandinavian Airlines is the most popular carrier operating from Washington, D.C. to Brussels

How long does it take to fly to Brussels?

The flight from Washington, D.C. to Brussels depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Baltimore (a popular airport in Washington, D.C.) to Brussels Bruxelles-National Airport (the most popular airport in Brussels), then the flight time is 10h 15m on average. If you fly from Washington, D.C. (another popular airport in Washington, D.C.) to Brussels Bruxelles-National Airport, then the average flight time is 10h 22m.

How many flights depart from Washington, D.C. to Brussels on average per day?

6 flights are operational daily from Washington, D.C. to Brussels as of December 2025. The most popular departure time for this route is 5:00PM, with 100% of flights per day taking off in the afternoon.

How many flights depart from Washington, D.C. to Brussels on average per week?

The number of flights available between Washington, D.C. and Brussels is 42 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

When did momondo last update prices for flights from Washington, D.C. to Brussels?

Prices for flights from Washington, D.C. to Brussels are refreshed on a daily basis.

How many operators does momondo search for flights from Washington, D.C. to Brussels?

There are 12 operators available for flights from Washington, D.C. to Brussels as of December 2025.

How old do you have to be to fly from Washington, D.C. to Brussels?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Brussels.

What documentation or ID do you need to fly to Brussels?

The travel and health documents you'll need for your trip to Brussels may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$233 Cheap Flights from Washington, D.C. to Brussels in 2025/26

Q: What is the typical price of a round-trip flight between Washington, D.C. and Brussels?

Prices are currently low for flights on this route. Typical prices usually range from $927 to $1,841. The lowest price recently found on this route was $389.

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

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 pm - 11:55 amBWI-BRU

10h 15m1 stop

12:50 pm - 6:40 pmBRU-BWI

11h 50m1 stop

$389Icelandair

Find Deal

mié., ene. 21 - vie., ene. 30

8:40 pm - 11:55 amBWI-BRU

10h 15m1 stop

1:50 pm - 7:25 pmBRU-BWI

11h 35m1 stop

$393Icelandair

Find Deal

mié., mar. 25 - lun., mar. 30

11:35 pm - 12:55 pmBWI-BRU

31h 20m1 stop

1:50 pm - 10:30 pmBRU-BWI

14h 40m1 stop

$394Icelandair

Find Deal

mar., abr. 7 - jue., abr. 16

8:30 pm - 12:55 pmBWI-BRU

10h 25m1 stop

1:50 pm - 7:25 pmBRU-BWI

11h 35m1 stop

$395Icelandair

Find Deal

mié., abr. 22 - mié., may. 13

8:30 pm - 12:55 pmBWI-BRU

10h 25m1 stop

1:50 pm - 7:25 pmBRU-BWI

11h 35m1 stop

$402Icelandair

Find Deal

mar., may. 12 - lun., may. 18

8:30 pm - 6:35 pmIAD-BRU

16h 05m1 stop

7:15 pm - 7:09 pmBRU-IAD

29h 54m2 stops

$511Scandinavian Airlines

Find Deal

lun., mar. 2 - vie., mar. 6

6:14 am - 10:40 amDCA-BRU

22h 26m2 stops

5:45 am - 10:36 pmBRU-DCA

22h 51m2 stops

$513Scandinavian Airlines

Find Deal

jue., abr. 2 - jue., abr. 9

12:23 pm - 9:40 amIAD-BRU

15h 17m2 stops

10:20 am - 11:43 amBRU-IAD

31h 23m2 stops

$514Scandinavian Airlines

Find Deal

dom., ene. 18 - dom., feb. 1

7:59 pm - 12:00 pmIAD-BRU

34h 01m2 stops

3:15 pm - 4:50 pmBRU-IAD

31h 35m1 stop

$516Scandinavian Airlines

Find Deal

vie., abr. 24 - sáb., may. 2

7:40 pm - 1:15 pmIAD-BRU

35h 35m3 stops

9:10 am - 6:30 pmBRU-IAD

15h 20m2 stops

$520Multiple Airlines

Find Deal

mié., ene. 14 - mié., ene. 21

Scandinavian Airlines flights from Washington, D.C. to Brussels

Our best Scandinavian Airlines deals on Washington, D.C. to Brussels flight tickets

Scandinavian Airlines

Jan 12

IAD8:30 pmWashington, D.C. Dulles Intl

17h 20m

1 stop

BRU7:50 pmBrussels Bruxelles-National

Jan 19

BRU3:10 pmBrussels Bruxelles-National

33h 59m

2 stops

IAD7:09 pmWashington, D.C. Dulles Intl

$511

Find similar

Scandinavian Airlines

Jan 12

IAD8:30 pmWashington, D.C. Dulles Intl

12h 00m

1 stop

BRU2:30 pmBrussels Bruxelles-National

Jan 19

BRU8:30 pmBrussels Bruxelles-National

28h 39m

2 stops

IAD7:09 pmWashington, D.C. Dulles Intl

$513

Find similar

Scandinavian Airlines

Jan 18

IAD12:23 pmWashington, D.C. Dulles Intl

15h 17m

2 stops

BRU9:40 amBrussels Bruxelles-National

Feb 1

BRU10:20 amBrussels Bruxelles-National

31h 23m

2 stops

IAD11:43 amWashington, D.C. Dulles Intl

$514

Find similar

Aer Lingus flights from Washington, D.C. to Brussels

Our best Aer Lingus deals on Washington, D.C. to Brussels flight tickets

Aer Lingus

Jan 18

IAD5:05 pmWashington, D.C. Dulles Intl

10h 30m

1 stop

BRU9:35 amBrussels Bruxelles-National

Jan 27

BRU10:15 amBrussels Bruxelles-National

11h 20m

1 stop

IAD3:35 pmWashington, D.C. Dulles Intl

$544

Find similar

Aer Lingus

Jan 13

IAD5:05 pmWashington, D.C. Dulles Intl

10h 30m

1 stop

BRU9:35 amBrussels Bruxelles-National

Jan 20

BRU10:15 amBrussels Bruxelles-National

11h 20m

1 stop

IAD3:35 pmWashington, D.C. Dulles Intl

$546

Find similar

Aer Lingus

Mar 2

IAD5:05 pmWashington, D.C. Dulles Intl

19h 10m

1 stop

BRU6:15 pmBrussels Bruxelles-National

Mar 6

BRU10:15 amBrussels Bruxelles-National

15h 15m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

$567

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreBrussels

BWI - BRU

BWIBRU

Baltimore/Washington

mié. 1/21

7:40 pm-11:55 am

1 stop10h 15m

Brussels Bruxelles-National

vie. 1/30

12:50 pm-6:40 pm

1 stop11h 50m

$389

BaltimoreBrussels

BWI - BRU

BWIBRU

Baltimore/Washington

mié. 3/25

8:40 pm-11:55 am

1 stop10h 15m

Brussels Bruxelles-National

lun. 3/30

1:50 pm-7:25 pm

1 stop11h 35m

$393

BaltimoreBrussels

BWI - BRU

BWIBRU

Baltimore/Washington

mar. 4/7

11:35 pm-12:55 pm

1 stop31h 20m

Brussels Bruxelles-National

jue. 4/16

1:50 pm-10:30 pm

1 stop14h 40m

$394

BaltimoreBrussels

BWI - BRU

BWIBRU

Baltimore/Washington

mié. 4/22

8:30 pm-12:55 pm

1 stop10h 25m

Brussels Bruxelles-National

mié. 5/13

1:50 pm-7:25 pm

1 stop11h 35m

$395

BaltimoreBrussels

BWI - BRU

BWIBRU

Baltimore/Washington

mar. 5/12

8:30 pm-12:55 pm

1 stop10h 25m

Brussels Bruxelles-National

lun. 5/18

1:50 pm-7:25 pm

1 stop11h 35m

$402

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

lun. 3/2

8:30 pm-6:35 pm

1 stop16h 05m

Brussels Bruxelles-National

vie. 3/6

7:15 pm-7:09 pm

2 stops29h 54m

$511

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

jue. 4/2

6:14 am-10:40 am

2 stops22h 26m

Brussels Bruxelles-National

jue. 4/9

5:45 am-10:36 pm

2 stops22h 51m

$513

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

dom. 1/18

12:23 pm-9:40 am

2 stops15h 17m

Brussels Bruxelles-National

dom. 2/1

10:20 am-11:43 am

2 stops31h 23m

$514

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

vie. 4/24

7:59 pm-12:00 pm

2 stops34h 01m

Brussels Bruxelles-National

sáb. 5/2

3:15 pm-4:50 pm

1 stop31h 35m

$516

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

mié. 1/14

7:40 pm-1:15 pm

3 stops35h 35m

Brussels Bruxelles-National

mié. 1/21

9:10 am-6:30 pm

2 stops15h 20m

$520

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Brussels

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Washington, D.C. and Brussels?

What is the cheapest month to fly to Brussels?

In general, October is the cheapest month to fly from Washington, D.C. to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $602. If you are unable to visit Brussels during the month of October, then departing from Washington, D.C. during the month January is also very affordable. Most momondo users find prices during this month for around $617.

What is the cheapest day to depart on your flight to Brussels?

On average, the least expensive day to fly to Brussels from Washington, D.C. is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,049. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,264.

What is the cheapest time of day to depart on your flight to Brussels?

According to our data, the cheapest time of day to fly to Brussels is at noon. momondo users have found flights departing from Washington, D.C. to Brussels at noon for as low as $668. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,145.

What is the cheapest Washington, D.C. to Brussels flight route?

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

How far in advance should I book a flight to Brussels?

You are more likely to see cheaper flights to Brussels from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around $819 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Washington, D.C. for as low as $681 on momondo.

What cabin class options are available on Washington, D.C. to Brussels flights?

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

Cheap Washington, D.C. to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Brussels

Fastest flight time	7h 30m
Direct flights	Every day
Airports in Brussels	1 airport

The fastest flight from Washington, D.C. to Brussels takes 7h 30m

Direct flights go from Washington, D.C. to Brussels every day.

There is 1 airport near Brussels: Brussels Bruxelles-National (BRU)

Search flight deals

How far is Washington, D.C. to Brussels by plane?
The distance between Washington, D.C. and Brussels is about 3859.6 mi. In terms of flight time, this usually takes a little over 9h 35m.
When did momondo last update prices for flights from Washington, D.C. to Brussels?
Prices for flights from Washington, D.C. to Brussels are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Brussels?
There are 12 operators available for flights from Washington, D.C. to Brussels as of December 2025.
How old do you have to be to fly from Washington, D.C. to Brussels?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Brussels.
What documentation or ID do you need to fly to Brussels?
The travel and health documents you'll need for your trip to Brussels may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to Brussels

Compare and see reviews for airlines that fly from Washington, D.C. to Brussels with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $419	Free Cancellation	Rating 7.4 1,590 reviews	Search Scandinavian Airlines flights
PLAY	PriceFrom $432	Free Cancellation	Rating 7.0 103 reviews	Search PLAY flights
Icelandair	PriceFrom $441	Free Cancellation	Rating 7.0 584 reviews	Search Icelandair flights
KLM	PriceFrom $480	Free Cancellation	Rating 7.7 1,424 reviews	Search KLM flights
TAP AIR PORTUGAL	PriceFrom $480	Free Cancellation	Rating 7.1 2,077 reviews	Search TAP AIR PORTUGAL flights
Delta	PriceFrom $511	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
Aer Lingus	PriceFrom $539	Free Cancellation	Rating 7.2 1,384 reviews	Search Aer Lingus flights
Turkish Airlines	PriceFrom $540	Free Cancellation	Rating 7.3 4,069 reviews	Search Turkish Airlines flights
British Airways	PriceFrom $555	Free Cancellation	Rating 6.7 7,548 reviews	Search British Airways flights
United Airlines	PriceFrom $596	Free Cancellation	Rating 7.4 9,057 reviews	Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Brussels. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Brussels from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Brussels.

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

Price alerts on flights to Brussels from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Brussels trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Fly into one of these airports located in Brussels

Brussels Bruxelles-National Airport

Charleroi Brussels Airport

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Cheap flights from Washington, D.C. to Brussels from $233

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Brussels departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Scandinavian Airlines flights from Washington, D.C. to Brussels

Our best Scandinavian Airlines deals on Washington, D.C. to Brussels flight tickets

Aer Lingus flights from Washington, D.C. to Brussels

Our best Aer Lingus deals on Washington, D.C. to Brussels flight tickets

momondo Fare Finder

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

See travel insights to Brussels from

How to get the cheapest flight ticket from Washington, D.C. to Brussels

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. and Brussels?

What is the cheapest month to fly to Brussels?

What is the cheapest day to depart on your flight to Brussels?

What is the cheapest time of day to depart on your flight to Brussels?

What is the cheapest Washington, D.C. to Brussels flight route?

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

How far in advance should I book a flight to Brussels?

What cabin class options are available on Washington, D.C. to Brussels flights?

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

What is the cheapest airline that flies from Washington, D.C. to Brussels?

Scandinavian Airlines is the most popular carrier operating from Washington, D.C. to Brussels

What airlines fly to Brussels?

How many flights depart from Washington, D.C. to Brussels on average per day?

6 flights are operational daily from Washington, D.C. to Brussels as of December 2025. The most popular departure time for this route is 5:00PM, with 100% of flights per day taking off in the afternoon.

How many flights depart from Washington, D.C. to Brussels on average per week?

The number of flights available between Washington, D.C. and Brussels is 42 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

How long does it take to fly to Brussels?

Cheap Washington, D.C. to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Brussels

Fastest flight time

Direct flights

Airports in Brussels

How far is Washington, D.C. to Brussels by plane?

When did momondo last update prices for flights from Washington, D.C. to Brussels?

How many operators does momondo search for flights from Washington, D.C. to Brussels?

How old do you have to be to fly from Washington, D.C. to Brussels?

What documentation or ID do you need to fly to Brussels?

Best airlines flying from Washington, D.C. to Brussels

Compare and see reviews for airlines that fly from Washington, D.C. to Brussels with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Brussels trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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

Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels