What airlines fly to State of Washington?

Lufthansa, British Airways and KLM are the top three most popular airlines that fly to State of Washington from Belgium according to our data. Lufthansa is the first choice among our users, with 41% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 5 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Belgium to Washington?

British Airways and Air Europa are the most popular carriers operating from Belgium to Washington

When did momondo last update prices for flights from Belgium to Washington?

Prices for flights from Belgium to Washington are updated daily.

How many operators does momondo search for flights from Belgium to Washington?

As of August 2026, there are 5 operators available to choose from for flights from Belgium to Washington.

How old do you have to be to fly from Belgium to Washington?

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 Belgium to Washington.

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

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$412 Cheap Flights from Belgium to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Belgium to Washington

Round-trip

One-way

Last minute

Recent round-trip flight deals from Belgium to Washington

Enter your travel dates to find the best prices.

10:20 am - 1:45 pm

BRU

SEA

12h 25m

1 stop

3:55 pm - 2:35 pm

SEA

BRU

13h 40m

1 stop

$737Scandinavian Airlines

Fri, Sep 4 - Sun, Sep 20

11:20 am - 1:45 pm

BRU

SEA

35h 25m

2 stops

3:55 pm - 12:00 pm

SEA

BRU

35h 05m

2 stops

$741Scandinavian Airlines

Fri, Sep 4 - Fri, Sep 11

9:20 pm - 4:00 pm

BRU

SEA

27h 40m

2 stops

3:40 pm - 12:55 pm

SEA

BRU

12h 15m

1 stop

$785Multiple Airlines

Sun, Sep 20 - Sat, Oct 10

9:20 pm - 4:00 pm

BRU

SEA

27h 40m

2 stops

3:40 pm - 12:55 pm

SEA

BRU

12h 15m

1 stop

$785Multiple Airlines

Sun, Sep 20 - Sun, Oct 11

8:30 am - 11:55 am

BRU

SEA

12h 25m

1 stop

8:25 am - 7:15 am

SEA

BRU

13h 50m

1 stop

$863Lufthansa

Wed, Sep 16 - Sat, Sep 26

8:05 am - 11:47 am

BRU

SEA

12h 42m

1 stop

1:50 pm - 2:40 pm

SEA

BRU

15h 50m

1 stop

$866KLM

Sat, Sep 12 - Sat, Sep 19

7:00 am - 12:00 pm

BRU

SEA

14h 00m

1 stop

8:09 am - 7:15 am

SEA

BRU

14h 06m

1 stop

$873Lufthansa

Thu, Nov 19 - Thu, Nov 26

8:05 am - 11:52 am

BRU

SEA

12h 47m

1 stop

2:25 pm - 2:15 pm

SEA

BRU

14h 50m

1 stop

$879KLM

Thu, Oct 15 - Fri, Jan 15

6:20 am - 12:20 pm

BRU

SEA

15h 00m

1 stop

12:43 pm - 1:15 pm

SEA

BRU

15h 32m

2 stops

$889United Airlines

Thu, Oct 1 - Sun, Oct 4

6:20 am - 12:20 pm

BRU

SEA

15h 00m

1 stop

12:43 pm - 1:15 pm

SEA

BRU

15h 32m

2 stops

$890United Airlines

Thu, Oct 1 - Sun, Oct 4

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Scandinavian Airlines flights from Belgium to State of Washington

Our best Scandinavian Airlines deals on Belgium to State of Washington flight tickets

Scandinavian Airlines

Sep 4

BRU10:20 amBrussels Bruxelles-National

12h 25m

1 stop

SEA1:45 pmSeattle/Tacoma Intl

Sep 20

SEA3:55 pmSeattle/Tacoma Intl

13h 40m

1 stop

BRU2:35 pmBrussels Bruxelles-National

$737

Scandinavian Airlines

Sep 4

BRU11:20 amBrussels Bruxelles-National

35h 25m

2 stops

SEA1:45 pmSeattle/Tacoma Intl

Sep 11

SEA3:55 pmSeattle/Tacoma Intl

35h 05m

2 stops

BRU12:00 pmBrussels Bruxelles-National

$741

Scandinavian Airlines

Sep 25

BRU10:20 amBrussels Bruxelles-National

12h 25m

1 stop

SEA1:45 pmSeattle/Tacoma Intl

Oct 9

SEA3:55 pmSeattle/Tacoma Intl

18h 55m

1 stop

BRU7:50 pmBrussels Bruxelles-National

$742

United Airlines flights from Belgium to State of Washington

Our best United Airlines deals on Belgium to State of Washington flight tickets

United Airlines

Aug 14

BRU12:00 pmBrussels Bruxelles-National

17h 45m

1 stop

SEA8:45 pmSeattle/Tacoma Intl

Aug 26

SEA3:00 pmSeattle/Tacoma Intl

20h 00m

2 stops

BRU8:00 pmBrussels Bruxelles-National

$921

United Airlines

Aug 15

BRU11:10 amBrussels Bruxelles-National

16h 36m

1 stop

SEA6:46 pmSeattle/Tacoma Intl

Aug 22

SEA7:00 amSeattle/Tacoma Intl

28h 00m

2 stops

BRU8:00 pmBrussels Bruxelles-National

$922

United Airlines

Aug 14

BRU10:15 amBrussels Bruxelles-National

17h 52m

1 stop

SEA7:07 pmSeattle/Tacoma Intl

Aug 25

SEA11:03 amSeattle/Tacoma Intl

17h 12m

2 stops

BRU1:15 pmBrussels Bruxelles-National

$925

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Fri 9/4

10:20 am-1:45 pm

1 stop12h 25m

Seattle/Tacoma Intl

Sun 9/20

3:55 pm-2:35 pm

1 stop13h 40m

$737

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Fri 9/4

11:20 am-1:45 pm

2 stops35h 25m

Seattle/Tacoma Intl

Fri 9/11

3:55 pm-12:00 pm

2 stops35h 05m

$741

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sun 9/20

9:20 pm-4:00 pm

2 stops27h 40m

Seattle/Tacoma Intl

Sat 10/10

3:40 pm-12:55 pm

1 stop12h 15m

$785

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sun 9/20

9:20 pm-4:00 pm

2 stops27h 40m

Seattle/Tacoma Intl

Sun 10/11

3:40 pm-12:55 pm

1 stop12h 15m

$785

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Wed 9/16

8:30 am-11:55 am

1 stop12h 25m

Seattle/Tacoma Intl

Sat 9/26

8:25 am-7:15 am

1 stop13h 50m

$863

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sat 9/12

8:05 am-11:47 am

1 stop12h 42m

Seattle/Tacoma Intl

Sat 9/19

1:50 pm-2:40 pm

1 stop15h 50m

$866

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 11/19

7:00 am-12:00 pm

1 stop14h 00m

Seattle/Tacoma Intl

Thu 11/26

8:09 am-7:15 am

1 stop14h 06m

$873

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 10/15

8:05 am-11:52 am

1 stop12h 47m

Seattle/Tacoma Intl

Fri 1/15

2:25 pm-2:15 pm

1 stop14h 50m

$879

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 10/1

6:20 am-12:20 pm

1 stop15h 00m

Seattle/Tacoma Intl

Sun 10/4

12:43 pm-1:15 pm

2 stops15h 32m

$889

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 10/1

6:20 am-12:20 pm

1 stop15h 00m

Seattle/Tacoma Intl

Sun 10/4

12:43 pm-1:15 pm

2 stops15h 32m

$890

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 Belgium to State of Washington

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

What is the cheapest month to fly to State of Washington?

The month of December is, on average, the cheapest month to fly to State of Washington from Belgium, with most prices found around $654. If you aren’t able to travel to State of Washington during the month of December, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $716.

How far in advance should I book a flight from Belgium to Washington?

You are more likely to see cheaper flights to State of Washington from Belgium when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $880 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Belgium for as low as $714 on momondo.

Cheap Belgium to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belgium to State of Washington

Fastest flight time	12h 42m
Direct flights	None

The fastest flight from Belgium to State of Washington takes 12h 42m

There are no direct flights from Belgium to State of Washington. There are no popular flight routes from Belgium to State of Washington.

Search flight deals

Frequently asked questions about flying from Belgium to Washington

When did momondo last update prices for flights from Belgium to Washington?
Prices for flights from Belgium to Washington are updated daily.
How many operators does momondo search for flights from Belgium to Washington?
As of August 2026, there are 5 operators available to choose from for flights from Belgium to Washington.
How old do you have to be to fly from Belgium to Washington?
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 Belgium to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Belgium to State of Washington

Compare and see reviews for airlines that fly from Belgium to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $584	Free Cancellation	Rating 7.4 10,063 reviews	Search United Airlines flights
British Airways	PriceFrom $586	Free Cancellation	Rating 6.7 8,137 reviews	Search British Airways flights
KLM	PriceFrom $676	Free Cancellation	Rating 7.8 1,552 reviews	Search KLM flights
Scandinavian Airlines	PriceFrom $711	Free Cancellation	Rating 7.4 1,910 reviews	Search Scandinavian Airlines flights
Lufthansa	PriceFrom $823	Free Cancellation	Rating 6.8 8,167 reviews	Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Belgium to Washington?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belgium to Washington for you.

Can I find flights from Belgium to Washington with flexible booking policies on momondo?

All flight searches from Belgium to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Belgium to Washington?

momondo provides multiple filters to help you find the best flight to Washington from Belgium. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Washington from Belgium 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.