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Cheap flights from Belgium to Washington from $475

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belgium to Washington departing on 5/26. 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
0 bags

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Find the cheapest flights from Belgium to Washington

Recent round-trip flight deals from Belgium to Washington

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:10 am - 5:00 pmBRU-SEA
16h 50m2 stops
Multiple Airlines Logo
2:35 pm - 5:35 pmSEA-BRU
18h 00m2 stops
$545Multiple Airlines
Find Deal
mié., ene. 14 - mié., ene. 21
Scandinavian Airlines Logo
10:20 am - 10:17 pmBRU-SEA
20h 57m2 stops
Scandinavian Airlines Logo
3:55 pm - 9:40 amSEA-BRU
32h 45m1 stop
$625Scandinavian Airlines
Find Deal
vie., may. 8 - sáb., may. 30
Brussels Airlines Logo
10:10 am - 6:14 pmBRU-SEA
17h 04m1 stop
Brussels Airlines Logo
10:58 am - 8:55 amSEA-BRU
12h 57m1 stop
$635Brussels Airlines
Find Deal
mié., ene. 21 - dom., ene. 25
Multiple Airlines Logo
10:10 am - 6:14 pmBRU-SEA
17h 04m1 stop
Multiple Airlines Logo
10:58 am - 1:15 pmSEA-BRU
17h 17m2 stops
$638Multiple Airlines
Find Deal
mié., ene. 21 - dom., ene. 25
Air Canada Logo
7:00 am - 7:41 pmBRU-SEA
21h 41m2 stops
Air Canada Logo
8:20 am - 7:10 amSEA-BRU
13h 50m1 stop
$655Air Canada
Find Deal
mar., may. 5 - mar., jun. 16
Lufthansa Logo
7:00 am - 7:16 pmBRU-SEA
21h 16m2 stops
Lufthansa Logo
7:00 am - 8:55 amSEA-BRU
16h 55m1 stop
$656Lufthansa
Find Deal
mié., ene. 21 - jue., ene. 29
Lufthansa Logo
7:00 am - 12:10 pmBRU-SEA
14h 10m1 stop
Lufthansa Logo
10:05 am - 1:35 pmSEA-BRU
18h 30m2 stops
$661Lufthansa
Find Deal
lun., ene. 26 - lun., feb. 9
Brussels Airlines Logo
10:10 am - 6:56 pmBRU-PDX
17h 46m1 stop
Brussels Airlines Logo
7:00 am - 8:55 amPDX-BRU
16h 55m1 stop
$742Brussels Airlines
Find Deal
vie., ene. 16 - mié., ene. 21
Air Canada Logo
7:00 am - 6:30 pmBRU-PDX
20h 30m2 stops
Air Canada Logo
3:15 pm - 7:50 amPDX-BRU
55h 35m2 stops
$753Air Canada
Find Deal
vie., ene. 16 - mié., ene. 21
United Airlines Logo
10:30 am - 12:39 amBRU-PDX
23h 09m2 stops
United Airlines Logo
7:00 am - 8:55 amPDX-BRU
16h 55m1 stop
$775United Airlines
Find Deal
mar., ene. 13 - mar., ene. 20

Scandinavian Airlines flights from Belgium to State of Washington

Our best Scandinavian Airlines deals on Belgium to State of Washington flight tickets
Scandinavian Airlines
May 8
BRU10:20 amBrussels Bruxelles-National
20h 57m
2 stops
SEA10:17 pmSeattle/Tacoma Intl
May 30
SEA3:55 pmSeattle/Tacoma Intl
32h 45m
1 stop
BRU9:40 amBrussels Bruxelles-National
$625
Find similar
Scandinavian Airlines
May 26
BRU5:45 amBrussels Bruxelles-National
17h 00m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
Jun 16
SEA3:55 pmSeattle/Tacoma Intl
22h 05m
1 stop
BRU11:00 pmBrussels Bruxelles-National
$640
Find similar
Scandinavian Airlines
May 7
BRU5:45 amBrussels Bruxelles-National
27h 37m
2 stops
SEA12:22 amSeattle/Tacoma Intl
May 29
SEA3:55 pmSeattle/Tacoma Intl
18h 55m
1 stop
BRU7:50 pmBrussels Bruxelles-National
$641
Find similar

Brussels Airlines flights from Belgium to State of Washington

Our best Brussels Airlines deals on Belgium to State of Washington flight tickets
Brussels Airlines
Jan 21
BRU10:10 amBrussels Bruxelles-National
17h 04m
1 stop
SEA6:14 pmSeattle/Tacoma Intl
Jan 25
SEA10:58 amSeattle/Tacoma Intl
12h 57m
1 stop
BRU8:55 amBrussels Bruxelles-National
$635
Find similar
Brussels Airlines
Jan 26
BRU11:55 amBrussels Bruxelles-National
18h 02m
1 stop
SEA8:57 pmSeattle/Tacoma Intl
Feb 9
SEA7:00 amSeattle/Tacoma Intl
21h 15m
2 stops
BRU1:15 pmBrussels Bruxelles-National
$731
Find similar
Brussels Airlines
Jan 16
BRU10:10 amBrussels Bruxelles-National
17h 46m
1 stop
PDX6:56 pmPortland
Jan 21
PDX7:00 amPortland
16h 55m
1 stop
BRU8:55 amBrussels Bruxelles-National
$742
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Belgium 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 diciembre 1, 2025.
Use the filters below to find and compare flights from Belgium to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

mié. 1/14

9:10 am-5:00 pm

2 stops16h 50m

Seattle/Tacoma Intl

mié. 1/21

2:35 pm-5:35 pm

2 stops18h 00m

$545

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

vie. 5/8

10:20 am-10:17 pm

2 stops20h 57m

Seattle/Tacoma Intl

sáb. 5/30

3:55 pm-9:40 am

1 stop32h 45m

$625

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

mié. 1/21

10:10 am-6:14 pm

1 stop17h 04m

Seattle/Tacoma Intl

dom. 1/25

10:58 am-8:55 am

1 stop12h 57m

$635

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

mié. 1/21

10:10 am-6:14 pm

1 stop17h 04m

Seattle/Tacoma Intl

dom. 1/25

10:58 am-1:15 pm

2 stops17h 17m

$638

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

mar. 5/5

7:00 am-7:41 pm

2 stops21h 41m

Seattle/Tacoma Intl

mar. 6/16

8:20 am-7:10 am

1 stop13h 50m

$655

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

mié. 1/21

7:00 am-7:16 pm

2 stops21h 16m

Seattle/Tacoma Intl

jue. 1/29

7:00 am-8:55 am

1 stop16h 55m

$656

BrusselsSeattle

BRU - SEA

BRUSEA

Brussels Bruxelles-National

lun. 1/26

7:00 am-12:10 pm

1 stop14h 10m

Seattle/Tacoma Intl

lun. 2/9

10:05 am-1:35 pm

2 stops18h 30m

$661

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

vie. 1/16

10:10 am-6:56 pm

1 stop17h 46m

Portland

mié. 1/21

7:00 am-8:55 am

1 stop16h 55m

$742

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

vie. 1/16

7:00 am-6:30 pm

2 stops20h 30m

Portland

mié. 1/21

3:15 pm-7:50 am

2 stops55h 35m

$753

BrusselsPortland

BRU - PDX

BRUPDX

Brussels Bruxelles-National

mar. 1/13

10:30 am-12:39 am

2 stops23h 09m

Portland

mar. 1/20

7:00 am-8:55 am

1 stop16h 55m

$775

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 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

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 $623. 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 $624.

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

The cheapest day to depart from Belgium 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 Belgium 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 Belgium 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 Belgium when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $713 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 $645 on momondo.

Can stopping save me money on Belgium to State of Washington flights?

You could potentially save up to 6% on your flight if you consider stops on a Belgium to State of Washington flight.

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

13h 40m

Direct flights

None
The fastest flight from Belgium to State of Washington takes 13h 40m
There are no direct flights from Belgium to State of Washington. There are no popular flight routes from Belgium to State of Washington.
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  • 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?

  • 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
Aer LingusPriceFrom $524Free CancellationRating
7.2
1,384 reviews
Search Aer Lingus flights
IcelandairPriceFrom $586Free CancellationRating
7.0
584 reviews
Search Icelandair flights
British AirwaysPriceFrom $592Free CancellationRating
6.7
7,549 reviews
Search British Airways flights
United AirlinesPriceFrom $597Free CancellationRating
7.4
9,059 reviews
Search United Airlines flights
KLMPriceFrom $605Free CancellationRating
7.7
1,425 reviews
Search KLM flights
DeltaPriceFrom $616Free CancellationRating
7.9
8,010 reviews
Search Delta flights
FinnairPriceFrom $651Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
LufthansaPriceFrom $674Free CancellationRating
6.8
7,600 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.

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