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Cheap flights from Brussels Bruxelles-National Airport to Washington from $422

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 9/23. 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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Find the cheapest flights from Brussels Bruxelles-National Airport to Washington

Cheap round-trip flights

Scandinavian Airlines Logo
7:00 pm - 2:00 pmBRU-SEA
28h 00m2 stops
Scandinavian Airlines Logo
4:20 pm - 7:50 pmSEA-BRU
18h 30m1 stop
$495Scandinavian Airlines
Find Deal
Thu, Oct 2 - Wed, Oct 15
Scandinavian Airlines Logo
8:30 pm - 2:00 pmBRU-SEA
26h 30m1 stop
Scandinavian Airlines Logo
4:20 pm - 3:20 pmSEA-BRU
14h 00m1 stop
$501Scandinavian Airlines
Find Deal
Thu, Oct 2 - Wed, Oct 15
Icelandair Logo
1:50 pm - 8:40 pmBRU-SEA
15h 50m1 stop
Icelandair Logo
2:35 pm - 11:55 amSEA-BRU
12h 20m1 stop
$507Icelandair
Find Deal
Thu, Oct 16 - Sat, Nov 15
Icelandair Logo
1:50 pm - 5:50 pmBRU-SEA
13h 00m1 stop
Icelandair Logo
3:45 pm - 12:50 pmSEA-BRU
12h 05m1 stop
$508Icelandair
Find Deal
Thu, Oct 2 - Wed, Oct 15
Icelandair Logo
1:50 pm - 8:40 pmBRU-SEA
15h 50m1 stop
Icelandair Logo
2:35 pm - 11:55 amSEA-BRU
12h 20m1 stop
$509Icelandair
Find Deal
Thu, Oct 16 - Sat, Nov 15
British Airways Logo
10:40 am - 5:35 pmBRU-PDX
15h 55m1 stop
British Airways Logo
7:25 pm - 7:35 pmPDX-BRU
15h 10m1 stop
$522British Airways
Find Deal
Mon, Oct 6 - Mon, Oct 13
British Airways Logo
9:50 am - 3:55 pmBRU-PDX
15h 05m1 stop
British Airways Logo
5:45 pm - 5:20 pmPDX-BRU
14h 35m1 stop
$528British Airways
Find Deal
Fri, Nov 7 - Fri, Dec 26
Finnair Logo
7:05 pm - 7:09 pmBRU-SEA
33h 04m2 stops
Finnair Logo
1:30 pm - 6:20 pmSEA-BRU
19h 50m2 stops
$558Finnair
Find Deal
Sun, Sep 28 - Sun, Oct 5
Delta Logo
6:15 am - 11:25 amBRU-PDX
14h 10m1 stop
Delta Logo
12:55 am - 10:10 amPDX-BRU
24h 15m2 stops
$878Delta
Find Deal
Fri, Nov 28 - Wed, Jan 7
Delta Logo
8:05 am - 11:25 amBRU-PDX
12h 20m1 stop
Delta Logo
12:55 am - 10:10 amPDX-BRU
24h 15m2 stops
$879Delta
Find Deal
Fri, Nov 28 - Wed, Jan 7

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

Our best United Airlines deals on Brussels Bruxelles-National Airport to State of Washington flight tickets
United Airlines
Aug 25
BRU10:30 amBrussels Bruxelles-National
20h 50m
2 stops
SEA10:20 pmSeattle/Tacoma Intl
Aug 31
SEA6:36 amSeattle/Tacoma Intl
21h 39m
2 stops
BRU1:15 pmBrussels Bruxelles-National
$562
Find similar
United Airlines
Aug 25
BRU10:30 amBrussels Bruxelles-National
19h 24m
2 stops
SEA8:54 pmSeattle/Tacoma Intl
Aug 31
SEA7:20 amSeattle/Tacoma Intl
15h 40m
1 stop
BRU8:00 amBrussels Bruxelles-National
$563
Find similar
United Airlines
Aug 29
BRU11:15 amBrussels Bruxelles-National
18h 27m
2 stops
SEA8:42 pmSeattle/Tacoma Intl
Sep 17
SEA12:43 pmSeattle/Tacoma Intl
15h 32m
2 stops
BRU1:15 pmBrussels Bruxelles-National
$567
Find similar

British Airways flights from Brussels Bruxelles-National Airport to State of Washington

Our best British Airways deals on Brussels Bruxelles-National Airport to State of Washington flight tickets
British Airways
Oct 6
BRU10:40 amBrussels Bruxelles-National
15h 55m
1 stop
PDX5:35 pmPortland
Oct 13
PDX7:25 pmPortland
15h 10m
1 stop
BRU7:35 pmBrussels Bruxelles-National
$522
Find similar
British Airways
Nov 7
BRU9:50 amBrussels Bruxelles-National
15h 05m
1 stop
PDX3:55 pmPortland
Dec 26
PDX5:45 pmPortland
14h 35m
1 stop
BRU5:20 pmBrussels Bruxelles-National
$528
Find similar
British Airways
Oct 9
BRU10:50 amBrussels Bruxelles-National
15h 45m
1 stop
PDX5:35 pmPortland
Oct 13
PDX7:25 pmPortland
15h 10m
1 stop
BRU7:35 pmBrussels Bruxelles-National
$535
Find similar

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 14, 2025.
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

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 10/2

7:00 pm-2:00 pm

2 stops28h 00m

Seattle/Tacoma Intl

Wed 10/15

4:20 pm-7:50 pm

1 stop18h 30m

$495

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 10/2

8:30 pm-2:00 pm

1 stop26h 30m

Seattle/Tacoma Intl

Wed 10/15

4:20 pm-3:20 pm

1 stop14h 00m

$501

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 10/16

1:50 pm-8:40 pm

1 stop15h 50m

Seattle/Tacoma Intl

Sat 11/15

2:35 pm-11:55 am

1 stop12h 20m

$507

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 10/2

1:50 pm-5:50 pm

1 stop13h 00m

Seattle/Tacoma Intl

Wed 10/15

3:45 pm-12:50 pm

1 stop12h 05m

$508

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Thu 10/16

1:50 pm-8:40 pm

1 stop15h 50m

Seattle/Tacoma Intl

Sat 11/15

2:35 pm-11:55 am

1 stop12h 20m

$509

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

Mon 10/6

10:40 am-5:35 pm

1 stop15h 55m

Portland

Mon 10/13

7:25 pm-7:35 pm

1 stop15h 10m

$522

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

Fri 11/7

9:50 am-3:55 pm

1 stop15h 05m

Portland

Fri 12/26

5:45 pm-5:20 pm

1 stop14h 35m

$528

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

Sun 9/28

7:05 pm-7:09 pm

2 stops33h 04m

Seattle/Tacoma Intl

Sun 10/5

1:30 pm-6:20 pm

2 stops19h 50m

$558

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

Fri 11/28

6:15 am-11:25 am

1 stop14h 10m

Portland

Wed 1/7

12:55 am-10:10 am

2 stops24h 15m

$878

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

Fri 11/28

8:05 am-11:25 am

1 stop12h 20m

Portland

Wed 1/7

12:55 am-10:10 am

2 stops24h 15m

$879

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 December is, on average, the cheapest month to fly to State of Washington from Brussels Bruxelles-National Airport, with most prices found around $592. If you aren’t able to travel to State of Washington during the month of December, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $640.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Brussels Bruxelles-National Airport to State of Washington is on a Sunday. Travelers who choose to depart for State of Washington on a Sunday will often find tickets for as low as $696. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Brussels Bruxelles-National Airport to State of Washington for around $979.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the morning when flights can be purchased for as low as $809. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $956 on average. Flights to State of Washington from Brussels Bruxelles-National Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to State of 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 $712 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 $645 on momondo.

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

You could potentially save up to 73% 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

Best Price Found

$422

Fastest flight time

12h 20m

Direct flights

None

Airports in State of Washington

2 airports
The best one-way flight to State of Washington from Brussels Bruxelles-National Airport in the past 72 hours is $422. The best round-trip flight deal from Brussels Bruxelles-National Airport to State of Washington found on momondo in the last 72 hours is $495.
The fastest flight from Brussels Bruxelles-National Airport to State of Washington takes 12h 20m
There are no direct flights from Brussels Bruxelles-National Airport to State of Washington. Popular non-direct routes for this connection are Brussels Bruxelles-National Airport - Portland Airport and Brussels Bruxelles-National Airport - Seattle/Tacoma Intl Airport.
There are 2 airports near State of Washington: Portland (PDX), Seattle/Tacoma Intl (SEA)
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  • 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
Aer LingusPriceFrom $524Free CancellationRating
7.1
1,214 reviews
Search Aer Lingus flights
British AirwaysPriceFrom $592Free CancellationRating
6.6
7,266 reviews
Search British Airways flights
IcelandairPriceFrom $601Free CancellationRating
7.0
526 reviews
Search Icelandair flights
United AirlinesPriceFrom $604Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
KLMPriceFrom $605Free CancellationRating
7.8
1,381 reviews
Search KLM flights
DeltaPriceFrom $616Free CancellationRating
8.0
7,980 reviews
Search Delta flights
LufthansaPriceFrom $631Free CancellationRating
6.8
7,317 reviews
Search Lufthansa flights
FinnairPriceFrom $651Free CancellationRating
7.6
1,321 reviews
Search Finnair 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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