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

Icelandair, British Airways, and KLM are the most popular carriers operating from Washington, D.C. to Brussels

What airlines fly to Brussels?

United Airlines, Scandinavian Airlines and Aer Lingus 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 34% of people opting to fly with this airline when traveling to Brussels. Keep in mind that there are 8 different airlines that fly to Brussels on a routine basis, so you have a few additional options to choose from.

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

7 flights are operational daily from Washington, D.C. to Brussels as of July 2026. 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 52 per week as of July 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

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 Washington, D.C. (a popular airport in Washington, D.C.) to Brussels Bruxelles-National Airport (the most popular airport in Brussels), then the flight time is 9h 30m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Brussels Bruxelles-National Airport, then the average flight time is 10h 15m.

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 8 operators available for flights from Washington, D.C. to Brussels as of July 2026.

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.

$250 Cheap Flights from Washington, D.C. to Brussels in 2026

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 $792 to $1,376. The lowest price recently found on this route was $606.

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 pm - 11:55 am

BWI

BRU

10h 15m

1 stop

12:50 pm - 6:40 pm

BRU

BWI

11h 50m

1 stop

$606Icelandair

Sat, Nov 7 - Sun, Nov 15

7:40 pm - 11:55 am

BWI

BRU

10h 15m

1 stop

12:50 pm - 6:40 pm

BRU

BWI

11h 50m

1 stop

$607Icelandair

Sat, Nov 7 - Sun, Nov 15

8:30 pm - 7:10 pm

BWI

BRU

16h 40m

2 stops

9:50 am - 7:25 pm

BRU

BWI

15h 35m

2 stops

$638Multiple Airlines

Mon, Sep 14 - Sat, Sep 19

8:30 pm - 9:30 pm

BWI

CRL

19h 00m

2 stops

9:05 am - 10:15 pm

CRL

BWI

19h 10m

2 stops

$648Multiple Airlines

Thu, Sep 10 - Sun, Sep 20

4:30 pm - 10:45 am

IAD

BRU

12h 15m

1 stop

6:55 pm - 2:30 pm

BRU

IAD

25h 35m

1 stop

$683ITA Airways

Mon, Sep 14 - Sat, Sep 19

8:20 pm - 7:50 pm

IAD

BRU

17h 30m

1 stop

5:45 am - 5:00 pm

BRU

IAD

17h 15m

1 stop

$685Scandinavian Airlines

Thu, Oct 8 - Mon, Oct 19

8:20 pm - 7:50 pm

IAD

BRU

17h 30m

1 stop

10:20 am - 5:00 pm

BRU

IAD

12h 40m

1 stop

$688Scandinavian Airlines

Sun, Oct 4 - Fri, Oct 9

4:30 pm - 10:45 am

IAD

BRU

12h 15m

1 stop

6:55 pm - 2:30 pm

BRU

IAD

25h 35m

1 stop

$696ITA Airways

Wed, Sep 9 - Wed, Sep 23

8:30 pm - 10:55 am

DCA

BRU

32h 25m

1 stop

12:55 pm - 11:18 pm

BRU

DCA

16h 23m

1 stop

$733Delta

Mon, Nov 23 - Fri, Nov 27

12:05 pm - 10:55 am

DCA

BRU

16h 50m

1 stop

8:05 am - 6:05 pm

BRU

DCA

16h 00m

2 stops

$735Delta

Tue, Dec 1 - Sun, Dec 6

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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

Scandinavian Airlines

Oct 8

IAD8:20 pmWashington, D.C. Dulles Intl

17h 30m

1 stop

BRU7:50 pmBrussels Bruxelles-National

Oct 19

BRU5:45 amBrussels Bruxelles-National

17h 15m

1 stop

IAD5:00 pmWashington, D.C. Dulles Intl

$685

Scandinavian Airlines

Oct 4

IAD8:20 pmWashington, D.C. Dulles Intl

17h 30m

1 stop

BRU7:50 pmBrussels Bruxelles-National

Oct 9

BRU10:20 amBrussels Bruxelles-National

12h 40m

1 stop

IAD5:00 pmWashington, D.C. Dulles Intl

$688

Scandinavian Airlines

Oct 4

IAD8:20 pmWashington, D.C. Dulles Intl

12h 15m

1 stop

BRU2:35 pmBrussels Bruxelles-National

Oct 9

BRU8:30 pmBrussels Bruxelles-National

26h 30m

1 stop

IAD5:00 pmWashington, D.C. Dulles Intl

$689

Delta flights from Washington, D.C. to Brussels

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

Delta

Nov 8

BWI2:10 pmBaltimore/Washington

14h 45m

1 stop

BRU10:55 amBrussels Bruxelles-National

Nov 16

BRU12:55 pmBrussels Bruxelles-National

13h 51m

1 stop

BWI8:46 pmBaltimore/Washington

$728

Delta

Nov 23

DCA8:30 pmWashington, D.C. Reagan-National

32h 25m

1 stop

BRU10:55 amBrussels Bruxelles-National

Nov 27

BRU12:55 pmBrussels Bruxelles-National

16h 23m

1 stop

DCA11:18 pmWashington, D.C. Reagan-National

$733

Delta

Dec 1

IAD11:05 amWashington, D.C. Dulles Intl

14h 30m

2 stops

BRU7:35 amBrussels Bruxelles-National

Dec 8

BRU10:45 amBrussels Bruxelles-National

11h 00m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

$734

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BaltimoreBrussels

BWI - BRU

BWIBRU

Baltimore/Washington

Sat 11/7

7:40 pm-11:55 am

1 stop10h 15m

Brussels Bruxelles-National

Sun 11/15

12:50 pm-6:40 pm

1 stop11h 50m

$606

BaltimoreBrussels

BWI - BRU

BWIBRU

Baltimore/Washington

Sat 11/7

7:40 pm-11:55 am

1 stop10h 15m

Brussels Bruxelles-National

Sun 11/15

12:50 pm-6:40 pm

1 stop11h 50m

$607

BaltimoreBrussels

BWI - BRU

BWIBRU

Baltimore/Washington

Mon 9/14

8:30 pm-7:10 pm

2 stops16h 40m

Brussels Bruxelles-National

Sat 9/19

9:50 am-7:25 pm

2 stops15h 35m

$638

BaltimoreBrussels

BWI - CRL

BWICRL

Baltimore/Washington

Thu 9/10

8:30 pm-9:30 pm

2 stops19h 00m

Charleroi Brussels

Sun 9/20

9:05 am-10:15 pm

2 stops19h 10m

$648

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Mon 9/14

4:30 pm-10:45 am

1 stop12h 15m

Brussels Bruxelles-National

Sat 9/19

6:55 pm-2:30 pm

1 stop25h 35m

$683

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Thu 10/8

8:20 pm-7:50 pm

1 stop17h 30m

Brussels Bruxelles-National

Mon 10/19

5:45 am-5:00 pm

1 stop17h 15m

$685

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Sun 10/4

8:20 pm-7:50 pm

1 stop17h 30m

Brussels Bruxelles-National

Fri 10/9

10:20 am-5:00 pm

1 stop12h 40m

$688

Washington, D.C.Brussels

IAD - BRU

IADBRU

Washington, D.C. Dulles Intl

Wed 9/9

4:30 pm-10:45 am

1 stop12h 15m

Brussels Bruxelles-National

Wed 9/23

6:55 pm-2:30 pm

1 stop25h 35m

$696

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Mon 11/23

8:30 pm-10:55 am

1 stop32h 25m

Brussels Bruxelles-National

Fri 11/27

12:55 pm-11:18 pm

1 stop16h 23m

$733

Washington, D.C.Brussels

DCA - BRU

DCABRU

Washington, D.C. Reagan-National

Tue 12/1

12:05 pm-10:55 am

1 stop16h 50m

Brussels Bruxelles-National

Sun 12/6

8:05 am-6:05 pm

2 stops16h 00m

$735

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, September 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 $199. If you are unable to visit Brussels during the month of September, then departing from Washington, D.C. during the month October is also very affordable. Most momondo users find prices during this month for around $331.

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 Thursday. momondo users have found tickets for Thursday departures for as low as $1,155. 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 $1,362.

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 from Washington, D.C. 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 $821 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 $715 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	2 airports

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

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

There are 2 airports in Brussels. From Washington, D.C. there are direct flights to Brussels Bruxelles-National (BRU).

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Brussels

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 7h 30m.
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 8 operators available for flights from Washington, D.C. to Brussels as of July 2026.
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
Icelandair	PriceFrom $385	Free Cancellation	Rating 7.0 695 reviews	Search Icelandair flights
TAP AIR PORTUGAL	PriceFrom $440	Free Cancellation	Rating 7.2 2,311 reviews	Search TAP AIR PORTUGAL flights
Scandinavian Airlines	PriceFrom $463	Free Cancellation	Rating 7.4 1,861 reviews	Search Scandinavian Airlines flights
Turkish Airlines	PriceFrom $531	Free Cancellation	Rating 7.4 4,438 reviews	Search Turkish Airlines flights
Aer Lingus	PriceFrom $539	Free Cancellation	Rating 7.3 1,636 reviews	Search Aer Lingus flights
United Airlines	PriceFrom $621	Free Cancellation	Rating 7.4 9,926 reviews	Search United Airlines flights
Brussels Airlines	PriceFrom $652	Free Cancellation	Rating 7.2 418 reviews	Search Brussels Airlines flights
Lufthansa	PriceFrom $762	Free Cancellation	Rating 6.8 8,109 reviews	Search Lufthansa 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.

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Cheap flights from Washington, D.C. to Brussels from $250

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 7/14. 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

Delta flights from Washington, D.C. to Brussels

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

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See travel insights to Brussels from

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

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 Washington, D.C. to Brussels flight route?

How far in advance should I book a flight from Washington, D.C. to Brussels?

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

What is the cheapest airline that flies 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?

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

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

Frequently asked questions about flying from Washington, D.C. 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?

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

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