HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bruxelles-National

$216+ Cheap flights from Washington 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BRU
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington 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.

Cheap flight deals from Washington to Bruxelles-National

Cheapest flights from Washington to Bruxelles-National
Explore the most affordable flight options available from Washington to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:40 pm
SEA
-
BRU
1 stop12h 15m
Icelandair
Thu 5/71:50 pm
BRU
-
SEA
1 stop15h 50m
Icelandair
Deal found 2/2$409
This oojo deal was found by Cheapflights users on 2/4. 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.
Wed 3/253:35 pm
SEA
-
BRU
1 stop12h 20m
Icelandair
Mon 3/301:50 pm
BRU
-
SEA
1 stop15h 50m
Icelandair
Deal found 2/4$447
This Gotogate deal was found by Cheapflights users on 2/3. 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.
Sun 3/83:15 pm
PDX
-
BRU
2 stops33h 40m
Air Canada
Tue 3/2410:00 am
BRU
-
PDX
2 stops55h 15m
Air Canada
Deal found 2/3$468
This Gotogate deal was found by Cheapflights users on 2/2. 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.
Tue 4/73:40 pm
SEA
-
BRU
2 stops15h 35m
Multiple Airlines
Tue 4/219:25 am
BRU
-
SEA
2 stops22h 25m
Multiple Airlines
Deal found 2/2$469
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Thu 3/53:40 pm
SEA
-
BRU
2 stops19h 20m
Multiple Airlines
Tue 3/1010:00 am
BRU
-
SEA
2 stops20h 16m
Multiple Airlines
Deal found 2/2$475
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Fri 3/68:00 am
SEA
-
BRU
2 stops20h 15m
Multiple Airlines
Tue 3/107:00 am
BRU
-
SEA
1 stop14h 10m
Multiple Airlines
Deal found 2/2$484
This Mytrip deal was found by Cheapflights users on 2/1. 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.
Mon 4/610:20 am
SEA
-
BRU
2 stops35h 50m
Multiple Airlines
Thu 4/168:30 am
BRU
-
SEA
1 stop12h 50m
Multiple Airlines
Deal found 2/1$485
This United Airlines deal was found by Cheapflights users on 2/3. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:00 am
SEA
-
BRU
2 stops23h 15m
United Airlines
Wed 3/1110:00 am
BRU
-
SEA
2 stops42h 56m
United Airlines
Deal found 2/3$486
This United Airlines deal was found by Cheapflights users on 2/2. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:20 pm
SEA
-
BRU
2 stops34h 55m
United Airlines
Wed 3/2510:00 am
BRU
-
SEA
2 stops41h 03m
United Airlines
Deal found 2/2$487
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/63:10 pm
SEA
-
BRU
1 stop13h 00m
Lufthansa
Wed 3/119:05 am
BRU
-
SEA
1 stop13h 15m
Lufthansa
Deal found 2/3$488
This United Airlines deal was found by Cheapflights users on 2/2. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:48 am
SEA
-
BRU
2 stops24h 12m
United Airlines
Thu 5/79:25 am
BRU
-
SEA
1 stop19h 12m
United Airlines
Deal found 2/2$489
This United Airlines deal was found by Cheapflights users on 2/3. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/810:54 pm
PDX
-
BRU
1 stop25h 11m
United Airlines
Tue 3/2410:15 am
BRU
-
PDX
1 stop19h 37m
United Airlines
Deal found 2/3$500

Find flight deals from Washington to Bruxelles-National

Keep the following information in mind while searching for Washington to Bruxelles-National flight deals. Data was last updated February 4, 2026.

Round-trip from

$409
(Cheapflightsfares)

One-way from

$216
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$590
From Washington to Brussels Bruxelles-National
Search Deals
One-way flight from Washington to Brussels Bruxelles-National
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Bruxelles-National 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 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Washington to Brussels Bruxelles-National Airport that are best for you.

Fly from

Washington

Fly to

Bruxelles-National

Route

Depart

Return

Price

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Wed 4/22

3:40 pm-12:55 pm

1 stop12h 15m

Brussels Bruxelles-National

Thu 5/7

1:50 pm-8:40 pm

1 stop15h 50m

$409

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Wed 3/25

3:35 pm-11:55 am

1 stop12h 20m

Brussels Bruxelles-National

Mon 3/30

1:50 pm-8:40 pm

1 stop15h 50m

$447

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 3/8

3:15 pm-8:55 am

2 stops33h 40m

Brussels Bruxelles-National

Tue 3/24

10:00 am-9:15 am

2 stops55h 15m

$468

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Thu 3/5

3:40 pm-8:00 pm

2 stops19h 20m

Brussels Bruxelles-National

Tue 3/10

10:00 am-10:16 pm

2 stops20h 16m

$475

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Mon 4/6

10:20 am-7:10 am

2 stops35h 50m

Brussels Bruxelles-National

Thu 4/16

8:30 am-12:20 pm

1 stop12h 50m

$485

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Fri 3/6

5:00 am-1:15 pm

2 stops23h 15m

Brussels Bruxelles-National

Wed 3/11

10:00 am-8:56 pm

2 stops42h 56m

$486

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Fri 3/6

3:10 pm-1:10 pm

1 stop13h 00m

Brussels Bruxelles-National

Wed 3/11

9:05 am-2:20 pm

1 stop13h 15m

$488

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Mon 4/6

3:40 pm-7:10 am

2 stops30h 30m

Brussels Bruxelles-National

Thu 4/16

9:25 am-7:18 pm

2 stops18h 53m

$488

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Wed 4/22

10:48 am-8:00 pm

2 stops24h 12m

Brussels Bruxelles-National

Thu 5/7

9:25 am-7:37 pm

1 stop19h 12m

$489

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Sat 3/7

11:47 pm-7:55 am

1 stop23h 08m

Brussels Bruxelles-National

Wed 3/25

10:00 am-7:03 pm

2 stops41h 03m

$490

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 32 results
1
2
3
4

Best time to book a flight from Washington to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National from Washington 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 to Brussels Bruxelles-National Airport

What is the cheapest month to book a flight from State of Washington to Brussels Bruxelles-National Airport?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Brussels Bruxelles-National Airport (average of $378). Flying from State of Washington to Brussels Bruxelles-National Airport in July is currently the most expensive (average of $505). 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.

Related info for your journey

Find useful and relevant information for your journey from Washington to Bruxelles-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Brussels Bruxelles-National Airport?

    Departing from State of Washington to Brussels Bruxelles-National Airport will take you 12h 15m. State of Washington and Brussels Bruxelles-National Airport are separated by a distance of 4941 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from State of Washington to Brussels Bruxelles-National Airport one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $175. United Airlines flights start at $324 while deals on KLM start at $373 one-way.

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

    Yes. In addition to deals on Washington to Bruxelles-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Bruxelles-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Bruxelles-National.

  • Can I find deals for business class flights from Washington to Bruxelles-National?

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Brussels Bruxelles-National Airport?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Brussels Bruxelles-National Airport (average of $378). Flying from State of Washington to Brussels Bruxelles-National Airport in July is currently the most expensive (average of $505). 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

Traveling to a place near Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Mons
Hasselt
Charleroi
Mechelen
Zaventem

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Bruxelles-National

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Bruxelles-National flights
Newark to Bruxelles-National flights
Dulles Intl to Bruxelles-National flights
O'Hare Intl to Bruxelles-National flights
LaGuardia to Bruxelles-National flights
Reagan-National to Bruxelles-National flights
Boston to Bruxelles-National flights
John F Kennedy Intl to Charleroi Brussels flights
Baltimore to Bruxelles-National flights
Atlanta to Bruxelles-National flights
Los Angeles to Bruxelles-National flights
Newark to Charleroi Brussels flights
Seattle to Bruxelles-National flights
Dallas/Fort Worth to Bruxelles-National flights
Miami to Bruxelles-National flights
Hobby to Bruxelles-National flights
San Francisco to Bruxelles-National flights
Charlotte to Bruxelles-National flights
Austin to Bruxelles-National flights
O'Hare Intl to Charleroi Brussels flights
Midway to Bruxelles-National flights
Dulles Intl to Charleroi Brussels flights
Philadelphia to Bruxelles-National flights
Orlando to Bruxelles-National flights
Denver to Bruxelles-National flights
George Bush Intcntl to Bruxelles-National flights
Tampa to Bruxelles-National flights
Love Field to Bruxelles-National flights
Minneapolis to Bruxelles-National flights
Nashville to Bruxelles-National flights
Detroit to Bruxelles-National flights
Boston to Charleroi Brussels flights
Columbus to Bruxelles-National flights
Raleigh to Bruxelles-National flights
Cleveland to Bruxelles-National flights
Ontario to Bruxelles-National flights
Santa Ana to Bruxelles-National flights
Jacksonville to Bruxelles-National flights
Cincinnati to Bruxelles-National flights
Portland to Bruxelles-National flights
San Jose to Bruxelles-National flights
Fort Lauderdale to Bruxelles-National flights
St. Louis to Bruxelles-National flights
San Diego to Bruxelles-National flights
El Paso to Bruxelles-National flights
Sky Harbor Intl to Bruxelles-National flights
Los Angeles to Charleroi Brussels flights
Tulsa to Bruxelles-National flights
Indianapolis to Bruxelles-National flights

Top 9 airlines flying from Washington to Bruxelles-National

Discover the top 9 airlines that operate flights from Washington to Bruxelles-National. 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 2,558,603 searches. Data last updated February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$385Average$481FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$436Average$727FlexibilityNo cancel feeOn-time70%
DeltaCheapest$482Average$657FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$483Average$739FlexibilityNo cancel feeOn-time69%
KLMCheapest$486Average$685FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$488Average$491FlexibilityNo cancel feeOn-time72%
LufthansaCheapest$494Average$682FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$518Average$808FlexibilityNo cancel feeOn-time67%
Aer LingusCheapest$536Average$592FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.