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Cheap flights from Brussels Bruxelles-National Airport to Washington from $445

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels Bruxelles-National Airport to Washington departing on 9/29. 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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0 bags

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Find the cheapest flights from Brussels Bruxelles-National Airport to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:30 am - 5:10 pm
BRU
-
SEA
15h 40m
1 stop
Multiple Airlines Logo
7:10 pm - 5:55 pm
SEA
-
BRU
13h 45m
1 stop
$727Multiple Airlines
Wed, Jun 17 - Wed, Jun 24
Scandinavian Airlines Logo
7:10 pm - 1:45 pm
BRU
-
SEA
27h 35m
1 stop
Scandinavian Airlines Logo
3:55 pm - 6:30 pm
SEA
-
BRU
17h 35m
1 stop
$751Scandinavian Airlines
Thu, Jun 4 - Sun, Jun 7
Multiple Airlines Logo
10:30 am - 3:40 pm
BRU
-
SEA
14h 10m
1 stop
Multiple Airlines Logo
6:05 pm - 5:30 pm
SEA
-
BRU
14h 25m
1 stop
$759Multiple Airlines
Tue, Sep 15 - Tue, Sep 29
Multiple Airlines Logo
10:30 am - 3:40 pm
BRU
-
SEA
14h 10m
1 stop
Multiple Airlines Logo
6:00 pm - 8:40 pm
SEA
-
BRU
17h 40m
1 stop
$768Multiple Airlines
Tue, Oct 6 - Sat, Oct 17
Scandinavian Airlines Logo
7:00 pm - 1:45 pm
BRU
-
SEA
51h 45m
2 stops
Scandinavian Airlines Logo
3:55 pm - 6:30 pm
SEA
-
BRU
17h 35m
1 stop
$771Scandinavian Airlines
Sun, May 24 - Sun, Jun 7
Scandinavian Airlines Logo
9:10 pm - 1:45 pm
BRU
-
SEA
25h 35m
2 stops
Scandinavian Airlines Logo
3:55 pm - 6:20 pm
SEA
-
BRU
17h 25m
2 stops
$772Scandinavian Airlines
Mon, Jun 1 - Sat, Jun 6
Scandinavian Airlines Logo
8:30 pm - 1:45 pm
BRU
-
SEA
26h 15m
1 stop
Scandinavian Airlines Logo
3:55 pm - 7:50 pm
SEA
-
BRU
18h 55m
1 stop
$780Scandinavian Airlines
Thu, May 28 - Sun, May 31
Icelandair Logo
1:50 pm - 5:55 pm
BRU
-
PDX
13h 05m
1 stop
Icelandair Logo
3:30 pm - 12:55 pm
PDX
-
BRU
12h 25m
1 stop
$888Icelandair
Fri, May 29 - Tue, Jun 2
Icelandair Logo
1:50 pm - 5:55 pm
BRU
-
PDX
13h 05m
1 stop
Icelandair Logo
3:45 pm - 11:55 am
PDX
-
BRU
12h 10m
1 stop
$922Icelandair
Wed, Sep 30 - Sat, Oct 31
Lufthansa Logo
6:20 am - 7:06 pm
BRU
-
PDX
21h 46m
2 stops
Lufthansa Logo
2:14 pm - 8:40 pm
PDX
-
BRU
22h 26m
2 stops
$939Lufthansa
Wed, Sep 30 - Sat, Oct 31

Scandinavian Airlines flights from Brussels Bruxelles-National Airport to State of Washington

Our best Scandinavian Airlines deals on Brussels Bruxelles-National Airport to State of Washington flight tickets
Scandinavian Airlines
Jun 4
BRU7:10 pmBrussels Bruxelles-National
27h 35m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
Jun 7
SEA3:55 pmSeattle/Tacoma Intl
17h 35m
1 stop
BRU6:30 pmBrussels Bruxelles-National
$751
Scandinavian Airlines
May 24
BRU7:00 pmBrussels Bruxelles-National
51h 45m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
Jun 7
SEA3:55 pmSeattle/Tacoma Intl
17h 35m
1 stop
BRU6:30 pmBrussels Bruxelles-National
$771
Scandinavian Airlines
Jun 1
BRU9:10 pmBrussels Bruxelles-National
25h 35m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
Jun 6
SEA3:55 pmSeattle/Tacoma Intl
17h 25m
2 stops
BRU6:20 pmBrussels Bruxelles-National
$772

Lufthansa flights from Brussels Bruxelles-National Airport to State of Washington

Our best Lufthansa deals on Brussels Bruxelles-National Airport to State of Washington flight tickets
Lufthansa
Jun 19
BRU6:20 amBrussels Bruxelles-National
15h 00m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
Jul 4
SEA7:00 amSeattle/Tacoma Intl
17h 00m
1 stop
BRU9:00 amBrussels Bruxelles-National
$805
Lufthansa
Jun 5
BRU10:30 amBrussels Bruxelles-National
17h 00m
2 stops
SEA6:30 pmSeattle/Tacoma Intl
Jun 12
SEA7:00 amSeattle/Tacoma Intl
17h 00m
1 stop
BRU9:00 amBrussels Bruxelles-National
$879
Lufthansa
Aug 28
BRU6:20 amBrussels Bruxelles-National
14h 35m
1 stop
SEA11:55 amSeattle/Tacoma Intl
Aug 31
SEA8:10 amSeattle/Tacoma Intl
14h 05m
1 stop
BRU7:15 amBrussels Bruxelles-National
$883

momondo Fare Finder

 
Customize your flight search to find flights from Brussels Bruxelles-National Airport to State of 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, momondo users made 832,500 searches. Data last updated May 10, 2026.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Wed 6/17

10:30 am-5:10 pm

1 stop15h 40m

Seattle/Tacoma Intl

Wed 6/24

7:10 pm-5:55 pm

1 stop13h 45m

$727

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 6/4

7:10 pm-1:45 pm

1 stop27h 35m

Seattle/Tacoma Intl

Sun 6/7

3:55 pm-6:30 pm

1 stop17h 35m

$751

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Tue 9/15

10:30 am-3:40 pm

1 stop14h 10m

Seattle/Tacoma Intl

Tue 9/29

6:05 pm-5:30 pm

1 stop14h 25m

$759

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Tue 10/6

10:30 am-3:40 pm

1 stop14h 10m

Seattle/Tacoma Intl

Sat 10/17

6:00 pm-8:40 pm

1 stop17h 40m

$768

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sun 5/24

7:00 pm-1:45 pm

2 stops51h 45m

Seattle/Tacoma Intl

Sun 6/7

3:55 pm-6:30 pm

1 stop17h 35m

$771

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Mon 6/1

9:10 pm-1:45 pm

2 stops25h 35m

Seattle/Tacoma Intl

Sat 6/6

3:55 pm-6:20 pm

2 stops17h 25m

$772

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 5/28

8:30 pm-1:45 pm

1 stop26h 15m

Seattle/Tacoma Intl

Sun 5/31

3:55 pm-7:50 pm

1 stop18h 55m

$780

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

Fri 5/29

1:50 pm-5:55 pm

1 stop13h 05m

Portland

Tue 6/2

3:30 pm-12:55 pm

1 stop12h 25m

$888
Quickest round-trip

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

Wed 9/30

1:50 pm-5:55 pm

1 stop13h 05m

Portland

Sat 10/31

3:45 pm-11:55 am

1 stop12h 10m

$922

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

Wed 9/30

6:20 am-7:06 pm

2 stops21h 46m

Portland

Sat 10/31

2:14 pm-8:40 pm

2 stops22h 26m

$939

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Brussels Bruxelles-National Airport 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

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

The month of January is, on average, the cheapest month to fly to State of Washington from Brussels Bruxelles-National Airport, with most prices found around $452. If you aren’t able to travel to State of Washington during the month of January, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $495.

How far in advance should I book a flight from Brussels Bruxelles-National Airport to Washington?

You are more likely to see cheaper flights to State of Washington from Brussels Bruxelles-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $817 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 Brussels Bruxelles-National Airport for as low as $670 on momondo.

Can stopping save me money on Brussels Bruxelles-National Airport to State of Washington flights?

You could potentially save up to 36% on your flight if you consider stops on a Brussels Bruxelles-National Airport to State of Washington flight.

Cheap Brussels Bruxelles-National Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brussels Bruxelles-National Airport to State of Washington

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Brussels Bruxelles-National Airport to State of Washington takes 13h 05m
There are no direct flights from Brussels Bruxelles-National Airport to State of Washington. There are no popular flight routes from Brussels Bruxelles-National Airport to State of Washington.
Search flight deals

Frequently asked questions about flying from Brussels Bruxelles-National Airport to Washington

  • When did momondo last update prices for flights from Brussels Bruxelles-National Airport to Washington?

    Prices for flights from Brussels Bruxelles-National Airport to Washington refresh daily.

  • How many operators does momondo search for flights from Brussels Bruxelles-National Airport to Washington?

  • How old do you have to be to fly from Brussels Bruxelles-National Airport to Washington?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Brussels Bruxelles-National Airport to Washington.

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

    The travel and health documents you'll need for your trip to Washington 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 Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Brussels Bruxelles-National Airport to State of Washington

Compare and see reviews for airlines that fly from Brussels Bruxelles-National Airport to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $570Free CancellationRating
6.8
7,985 reviews
Search Lufthansa flights
United AirlinesPriceFrom $584Free CancellationRating
7.4
9,695 reviews
Search United Airlines flights
British AirwaysPriceFrom $586Free CancellationRating
6.7
7,964 reviews
Search British Airways flights
IcelandairPriceFrom $604Free CancellationRating
7.0
653 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $628Free CancellationRating
7.4
1,771 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $676Free CancellationRating
7.8
1,513 reviews
Search KLM flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Brussels to Washington. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Washington from Brussels with this policy.

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

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 Brussels to Washington.

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

If you are not ready to book a flight from Brussels to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.

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