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$395+ Cheap flights from Belgium to Washington

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SEA
Jan 28 — Feb 41
Wed 1/28
Wed 2/4
1 adult, Economy
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Cheap flight deals from Belgium to Washington

Cheapest flights from Belgium to Washington
Explore the most affordable flight options available from Belgium to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 29, 2025.

This Delta deal was found by Cheapflights users on 12/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:05 amBRU - SEA
1 stop12h 45mDelta
Tue 1/137:10 amSEA - BRU
2 stops15h 25mDelta
Deal found 12/29$1,265
This United Airlines deal was found by Cheapflights users on 12/29. 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 12/3110:10 amBRU - SEA
2 stops35h 39mUnited Airlines
Thu 1/157:00 amSEA - BRU
1 stop16h 55mUnited Airlines
Deal found 12/29$1,431
This Air Canada deal was found by Cheapflights users on 12/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:00 amBRU - SEA
2 stops56h 31mAir Canada
Mon 1/195:50 amSEA - BRU
2 stops17h 00mAir Canada
Deal found 12/29$1,692
This Kiwi.com deal was found by Cheapflights users on 12/28. 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.
Wed 12/319:10 amBRU - SEA
2 stops32h 59mMultiple Airlines
Thu 1/17:00 pmSEA - BRU
1 stop18h 10mMultiple Airlines
Deal found 12/28$1,913
This United Airlines deal was found by Cheapflights users on 12/28. 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 12/3110:10 amBRU - SEA
2 stops35h 39mUnited Airlines
Thu 1/17:12 pmSEA - BRU
2 stops28h 43mUnited Airlines
Deal found 12/28$2,065
This Flighttix deal was found by Cheapflights users on 12/28. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:10 amBRU - SEA
1 stop17h 36mLufthansa
Thu 1/110:57 amSEA - BRU
1 stop12h 58mLufthansa
Deal found 12/28$2,128
This Booking.com deal was found by Cheapflights users on 12/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:50 pmCRL - SEA
2 stops31h 35mMultiple Airlines
Thu 1/11:40 pmSEA - CRL
2 stops17h 15mMultiple Airlines
Deal found 12/28$2,542
This Ethiopian Air deal was found by Cheapflights users on 12/29. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:30 pmBRU - SEA
3 stops56h 27mEthiopian Air
Sat 1/178:10 amSEA - BRU
3 stops37h 10mEthiopian Air
Deal found 12/29$3,450

Find flight deals from Belgium to Washington

Keep the following information in mind while searching for Belgium to Washington flight deals. Data was last updated December 29, 2025.

Round-trip from

$674
(AirNGo)

One-way from

$395
(Kiwi.com)

Popular in

November

Cheapest in

December

Average price

$620
From Belgium to Washington
Search Deals
One-way flight from Belgium to Washington
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Belgium to Washington 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 December 29, 2025.
Use the filters below to find and compare flights from Belgium to Washington that are best for you.

Fly from

Belgium

Fly to

Washington

Route

Depart

Return

Price

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Tue 6/2

8:25 pm-6:25 pm

1 stop31h 00m

Seattle/Tacoma Intl

Thu 6/18

1:18 pm-4:10 pm

2 stops17h 52m

$696

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sat 1/24

11:35 am-4:55 pm

1 stop14h 20m

Seattle/Tacoma Intl

Fri 2/6

2:10 pm-10:30 am

2 stops35h 20m

$697

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sat 5/9

10:05 pm-11:35 am

1 stop22h 30m

Seattle/Tacoma Intl

Sat 5/30

1:35 pm-7:45 pm

1 stop21h 10m

$697

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 4/30

8:00 am-4:30 pm

1 stop17h 30m

Seattle/Tacoma Intl

Fri 5/8

7:20 am-9:40 am

2 stops17h 20m

$699

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 5/7

8:05 am-11:42 am

1 stop12h 37m

Seattle/Tacoma Intl

Fri 5/29

7:30 am-9:40 am

2 stops17h 10m

$699

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Mon 1/26

10:45 am-11:50 am

1 stop34h 05m

Seattle/Tacoma Intl

Mon 2/9

3:05 pm-10:20 pm

1 stop22h 15m

$702

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sat 1/17

6:15 am-11:50 am

1 stop14h 35m

Seattle/Tacoma Intl

Thu 1/29

3:10 pm-2:15 pm

1 stop14h 05m

$702

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sun 1/18

5:30 pm-7:18 pm

2 stops34h 48m

Seattle/Tacoma Intl

Sun 2/1

6:50 pm-4:40 pm

1 stop12h 50m

$702

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sat 1/17

7:25 pm-5:45 pm

2 stops31h 20m

Seattle/Tacoma Intl

Sat 1/31

8:35 am-1:40 pm

2 stops20h 05m

$702

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Wed 1/14

10:25 am-10:07 pm

2 stops20h 42m

Seattle/Tacoma Intl

Wed 1/28

8:35 am-4:20 pm

2 stops22h 45m

$702

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Showing 1-10 of 48 results
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Best time to book a flight from Belgium to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Belgium 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 Belgium to Washington

What is the cheapest month to book a flight from Belgium to State of Washington?

Currently, September is the cheapest month in which you can book a flight from Belgium to State of Washington (average of $520). Flying from Belgium to State of Washington in November is currently the most expensive (average of $743). 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.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated December 29, 2025.
See what other customers who have flown with Delta, KLM, and Icelandair from Belgium to Washington have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,013 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,013 reviews
Delta
7.9
Good
8,013 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,435 reviews
Delta
7.9
Good
8,013 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.0
Good
592 reviews
Delta
7.9
Good
8,013 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,661 reviews
Delta
7.9
Good
8,013 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,621 reviews
Delta
7.9
Good
8,013 reviews

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Belgium to Washington. 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 Belgium to State of Washington?

    British Airways and American Airlines can get you from Belgium to State of Washington in just under 21h 25m. Your travel time can differ by up to 7h 20m. The distance between Belgium and State of Washington is about 4941 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Belgium to State of Washington one-way?

    The cheapest airlines for a one-way flight from Belgium to State of Washington are Icelandair ($516), Aer Lingus ($545), and Lufthansa ($582).

  • Can I find deals for flights from Belgium to Washington that include hotel bookings?

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

  • How can I find direct flights from Belgium to Washington?

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

  • Can I find deals for business class flights from Belgium to Washington?

    Yes. Cheapflights offers flight deals from Belgium to Washington 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 Belgium to State of Washington?

    Currently, September is the cheapest month in which you can book a flight from Belgium to State of Washington (average of $520). Flying from Belgium to State of Washington in November is currently the most expensive (average of $743). 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 8 airlines flying from Belgium to Washington

Discover the top 8 airlines that operate flights from Belgium to Washington. 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 December 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$524Average$700FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$586Average$626FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$592Average$679FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$597Average$744FlexibilityNo cancel feeOn-time69%
KLMCheapest$605Average$684FlexibilityNo cancel feeOn-time75%
DeltaCheapest$616Average$874FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$651Average$723FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$687Average$879FlexibilityNo cancel feeOn-time76%

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