Cheap United flights from Washington to Brussels (IAD to BRU)

Find The Best Day To Fly from Washington to Brussels

Amazing United IAD to BRU Flight Deals

The cheapest flights to Brussels - National found within the past 7 days were $712 round trip and one way. Prices and availability subject to change. Additional terms may apply.

Wed, Apr 8 - Thu, Apr 30
IAD
Washington
BRU
Brussels
$712 Roundtrip, found 2 days ago
$712
Roundtrip
found 2 days ago
Select United flight, departing Wed, Apr 8 from Washington to Brussels, returning Thu, Apr 30, priced at $712 found 2 days ago

BRU From IAD Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Le Louise Hotel Brussels - MGallery

Le Louise Hotel Brussels - MGallery

5 out of 5
Price was $1,175, price is now $965 per person
$965
per person
Dec 12 - Dec 15
just found
Roundtrip flight included
Washington (DCA) to Brussels (BRU)
Hotel de Orangerie by CW Hotel Collection - Small Luxury Hotels of the World

Hotel de Orangerie by CW Hotel Collection - Small Luxury Hotels of the World

4 out of 5
Price was $2,945, price is now $2,446 per person
$2,446
per person
Dec 23 - Dec 28
found 1 day ago
Roundtrip non-stop flight included
Washington (IAD) to Brussels (BRU)
Hotel Van Cleef

Hotel Van Cleef

4 out of 5
Price was $2,243, price is now $1,893 per person
$1,893
per person
Jan 4 - Jan 10
found 1 day ago
Roundtrip non-stop flight included
Washington (IAD) to Brussels (BRU)
Don't see what you're looking for?
See all available trips from Washington Dulles Intl. to Brussels - National
View all trips

Frequently asked questions

Can I catch a flight from Washington Dulles Intl. Airport (IAD) to Brussels Airport right now?
For any current Brussels Airport quarantine requirements and travel advice, visit our Covid-19 Travel Advisor. Look before you arrange your flight, so you don't get caught out.
What terminal is United Airlines at Dulles Intl. Airport?
While it's difficult to say which terminal your United Airlines flight from Washington Dulles Intl. Airport (IAD) to Brussels Airport will depart from, we can tell you that it's likely you'll be arriving at the main terminal.
Are there United Airlines non-stop flights from IAD to BRU?
You'll be glad to hear you can fly direct from Dulles Intl. Airport to BRU with United Airlines and avoid annoying layovers. The less time you spend traveling, the more time you'll have for fun adventures.
How long is a United Airlines flight from IAD to BRU?
Squeeze in some in-flight shut-eye and arrive at your destination raring to go. You'll have enough time to do so when traveling with United Airlines between IAD and BRU, with the flight taking an average of 8 hours and 5 minutes.
What type of aircraft does United Airlines fly from IAD to BRU?
If you've booked a ticket from IAD to BRU with United Airlines, you're likely to be cruising aboard the Boeing 777-300ER.
How many direct and indirect flights does United Airlines fly from IAD to BRU?
United Airlines has roughly 2 flights every day from Washington Dulles Intl. Airport (IAD) to Brussels - National Airport (BRU).
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Brussels Airport, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Washington IAD to Brussels BRU 

To find the best deals on flights to Washington from Brussels with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Washington IAD to Brussels BRU with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $712 to $712, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Washington IAD to Brussels BRU 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Washington to Brussels costs from . Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Brussels BRU from  Washington IAD with United 

To find a cheap United flight from Washington IAD to Brussels BRU, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Washington IAD to Brussels BRU 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as April, or if you book a flight with a stopover. 

 

Find nonstop flights from Washington IAD to Brussels BRU with United 

If you’re keen to be on Brussels soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Washington IAD to Brussels BRU 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Brussels BRU from  Washington IAD with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to Brussels

Holiday Inn Express Brussels Airport by IHG

Holiday Inn Express Brussels Airport by IHG

Berkenlaan 6A, Machelen
A restaurant and a bar/lounge are featured at this hotel. Enjoy freebies like buffet breakfast and a roundtrip airport shuttle Self parking, a coffee shop, and ...
8.8/10 Excellent! (437 reviews)
Simple but comfy hotel. Selected hotel due to early shuttle availability as there is a shuttle at 4:40am to the airport. Bed and pillows were comfy, spacious room, with iron and drier. A restaurant for a quick meal . It is good for an overnight stay for an early flight. I think the shuttle is available ...

Reviewed on Nov 3, 2025

Holiday Inn Express Brussels Airport by IHG
Aparthotel Adagio Access Brussels Airport

Aparthotel Adagio Access Brussels Airport

Berkenlaan 6b, Machelen
This hotel features a 24-hour gym and a bar/lounge. Traveling on business? Take advantage of the free WiFi in public areas, laundry service, and free airport ...
8.6/10 Excellent! (321 reviews)
Great place, glad they had laundry facilities. Staff were extremely helpful. Great breakfast. Spacious room.

Reviewed on Nov 2, 2025

Aparthotel Adagio Access Brussels Airport
Courtyard by Marriott Brussels

Courtyard by Marriott Brussels

4 out of 5
Avenue Des Olympiades 6, Brussels
This hotel features a restaurant, a 24-hour gym, and a bar/lounge. Traveling on business? Take advantage of the 24-hour business center and free WiFi in public ...
8.8/10 Excellent! (875 reviews)
N/A

Reviewed on Oct 19, 2025

Courtyard by Marriott Brussels
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Explore More Ways to Travel with Travelocity

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.