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Cheap flights from Brussels Bruxelles-National Airport to Washington from $457

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 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
8:55 pm - 9:04 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
33h 09m3 stops Madrid Barajas Halifax Intl Toronto Pearson Intl
Multiple Airlines Logo
7:00 pm - 12:55 pmSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
32h 55m1 stop Reykjavik Keflavik Intl
$763Multiple Airlines
Fri, Sep 11 - Fri, Sep 25
Scandinavian Airlines Logo
10:20 am - 1:45 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
12h 25m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
3:55 pm - 7:50 pmSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
18h 55m1 stop Kastrup Copenhagen
$764Scandinavian Airlines
Fri, Sep 25 - Fri, Oct 9
Scandinavian Airlines Logo
10:20 am - 1:45 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
12h 25m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
3:55 pm - 7:50 pmSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
18h 55m1 stop Kastrup Copenhagen
$765Scandinavian Airlines
Fri, Sep 25 - Fri, Oct 9
Multiple Airlines Logo
9:10 pm - 5:55 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
29h 45m3 stops Oslo Gardermoen Stockholm Arlanda Reykjavik Keflavik Intl
Multiple Airlines Logo
3:40 pm - 7:35 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
30h 55m3 stops Reykjavik Keflavik Intl Stockholm Arlanda Amsterdam Schiphol
$794Multiple Airlines
Mon, Oct 5 - Fri, Oct 9
Icelandair Logo
1:50 pm - 8:40 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
15h 50m1 stop Reykjavik Keflavik Intl
Icelandair Logo
3:40 pm - 12:55 pmSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
12h 15m1 stop Reykjavik Keflavik Intl
$814Icelandair
Thu, Oct 8 - Sun, Oct 18
Icelandair Logo
1:50 pm - 8:40 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
15h 50m1 stop Reykjavik Keflavik Intl
Icelandair Logo
7:00 pm - 12:55 pmSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
32h 55m1 stop Reykjavik Keflavik Intl
$819Icelandair
Thu, Oct 1 - Thu, Oct 15
Lufthansa Logo
6:20 am - 11:55 amBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
14h 35m1 stop Frankfurt am Main
Lufthansa Logo
7:00 am - 9:00 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
17h 00m1 stop Chicago O'Hare Intl
$849Lufthansa
Fri, Sep 11 - Fri, Sep 25
KLM Logo
8:05 am - 11:47 amBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
12h 42m1 stop Amsterdam Schiphol
KLM Logo
10:35 am - 9:40 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
14h 05m2 stops Portland Amsterdam Schiphol
$870KLM
Mon, Sep 21 - Mon, Sep 28
Lufthansa Logo
6:20 am - 11:55 amBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
14h 35m1 stop Frankfurt am Main
Lufthansa Logo
8:25 am - 7:15 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
13h 50m1 stop Washington, D.C. Dulles Intl
$874Lufthansa
Mon, Sep 21 - Mon, Sep 28
KLM Logo
8:05 am - 11:37 amBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
12h 32m1 stop Amsterdam Schiphol
KLM Logo
5:45 pm - 2:40 pmSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
11h 55m1 stop Amsterdam Schiphol
$888KLM
Mon, Aug 31 - Tue, Sep 29

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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
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
$764
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
$765
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
$766

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

Our best Icelandair deals on Brussels Bruxelles-National Airport to State of Washington flight tickets
Icelandair
Oct 8
BRU1:50 pmBrussels Bruxelles-National
15h 50m
1 stop
SEA8:40 pmSeattle/Tacoma Intl
Oct 18
SEA3:40 pmSeattle/Tacoma Intl
12h 15m
1 stop
BRU12:55 pmBrussels Bruxelles-National
$814
Icelandair
Oct 1
BRU1:50 pmBrussels Bruxelles-National
15h 50m
1 stop
SEA8:40 pmSeattle/Tacoma Intl
Oct 15
SEA7:00 pmSeattle/Tacoma Intl
32h 55m
1 stop
BRU12:55 pmBrussels Bruxelles-National
$819
Icelandair
Sep 3
BRU1:50 pmBrussels Bruxelles-National
13h 05m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
Sep 18
SEA3:40 pmSeattle/Tacoma Intl
12h 15m
1 stop
BRU12:55 pmBrussels Bruxelles-National
$829

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 August 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 Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Fri 9/11

8:55 pm-9:04 pm

3 stops33h 09m

Seattle/Tacoma Intl

Fri 9/25

7:00 pm-12:55 pm

1 stop32h 55m

$763

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Fri 9/25

10:20 am-1:45 pm

1 stop12h 25m

Seattle/Tacoma Intl

Fri 10/9

3:55 pm-7:50 pm

1 stop18h 55m

$764

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Fri 9/25

10:20 am-1:45 pm

1 stop12h 25m

Seattle/Tacoma Intl

Fri 10/9

3:55 pm-7:50 pm

1 stop18h 55m

$765

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Mon 10/5

9:10 pm-5:55 pm

3 stops29h 45m

Seattle/Tacoma Intl

Fri 10/9

3:40 pm-7:35 am

3 stops30h 55m

$794

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Thu 10/8

1:50 pm-8:40 pm

1 stop15h 50m

Seattle/Tacoma Intl

Sun 10/18

3:40 pm-12:55 pm

1 stop12h 15m

$814

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Thu 10/1

1:50 pm-8:40 pm

1 stop15h 50m

Seattle/Tacoma Intl

Thu 10/15

7:00 pm-12:55 pm

1 stop32h 55m

$819

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Fri 9/11

6:20 am-11:55 am

1 stop14h 35m

Seattle/Tacoma Intl

Fri 9/25

7:00 am-9:00 am

1 stop17h 00m

$849

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Mon 9/21

8:05 am-11:47 am

1 stop12h 42m

Seattle/Tacoma Intl

Mon 9/28

10:35 am-9:40 am

2 stops14h 05m

$870

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Mon 9/21

6:20 am-11:55 am

1 stop14h 35m

Seattle/Tacoma Intl

Mon 9/28

8:25 am-7:15 am

1 stop13h 50m

$874
Quickest round-trip

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Mon 8/31

8:05 am-11:37 am

1 stop12h 32m

Seattle/Tacoma Intl

Tue 9/29

5:45 pm-2:40 pm

1 stop11h 55m

$888

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 October is, on average, the cheapest month to fly to State of Washington from Brussels Bruxelles-National Airport, with most prices found around $747. If you aren’t able to travel to State of Washington during the month of October, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $769.

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 $913 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 $730 on momondo.

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

You could potentially save up to 37% 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

12h 25m

Direct flights

None
The fastest flight from Brussels Bruxelles-National Airport to State of Washington takes 12h 25m
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
IcelandairPriceFrom $529Free CancellationRating
6.9
726 reviews
Search Icelandair flights
United AirlinesPriceFrom $584Free CancellationRating
7.4
10,089 reviews
Search United Airlines flights
British AirwaysPriceFrom $586Free CancellationRating
6.7
8,151 reviews
Search British Airways flights
KLMPriceFrom $676Free CancellationRating
7.8
1,555 reviews
Search KLM flights
Scandinavian AirlinesPriceFrom $711Free CancellationRating
7.4
1,932 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $823Free CancellationRating
6.8
8,175 reviews
Search Lufthansa 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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