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Cheap flights from Belgium to Seattle from $451

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Belgium to Seattle

Recent round-trip flight deals from Belgium to Seattle

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:35 pm - 6:54 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
34h 19m2 stops Casablanca Mohamed V Los Angeles
Multiple Airlines Logo
2:35 pm - 11:55 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
12h 20m1 stop Reykjavik Keflavik Intl
$675Multiple Airlines
Mon, Nov 16 - Wed, Dec 2
Icelandair Logo
12:50 pm - 5:00 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
13h 10m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:35 pm - 11:55 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
12h 20m1 stop Reykjavik Keflavik Intl
$690Icelandair
Sun, Nov 22 - Mon, Jan 18
Multiple Airlines Logo
5:35 pm - 6:54 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
34h 19m2 stops Casablanca Mohamed V Los Angeles
Multiple Airlines Logo
2:35 pm - 11:55 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
12h 20m1 stop Reykjavik Keflavik Intl
$690Multiple Airlines
Mon, Nov 16 - Wed, Dec 2
Icelandair Logo
12:50 pm - 5:00 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
13h 10m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:35 pm - 11:55 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
12h 20m1 stop Reykjavik Keflavik Intl
$690Icelandair
Sun, Nov 22 - Sat, Jan 16
Icelandair Logo
12:50 pm - 5:00 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
13h 10m1 stop Reykjavik Keflavik Intl
Icelandair Logo
2:35 pm - 11:55 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
12h 20m1 stop Reykjavik Keflavik Intl
$691Icelandair
Sun, Nov 22 - Wed, Jan 20
British Airways Logo
9:40 am - 4:50 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
16h 10m1 stop London Heathrow
British Airways Logo
6:45 pm - 8:10 pmSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
16h 25m1 stop London Heathrow
$697British Airways
Sat, Nov 21 - Wed, Jan 20
Scandinavian Airlines Logo
8:30 pm - 1:45 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
26h 15m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
3:55 pm - 9:40 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
32h 45m1 stop Kastrup Copenhagen
$710Scandinavian Airlines
Thu, Oct 8 - Sun, Oct 11
Scandinavian Airlines Logo
8:30 pm - 1:45 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
26h 15m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
3:55 pm - 9:40 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
32h 45m1 stop Kastrup Copenhagen
$716Scandinavian Airlines
Thu, Oct 8 - Sun, Oct 11
Lufthansa Logo
7:00 am - 12:00 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
14h 00m1 stop Frankfurt am Main
Lufthansa Logo
2:50 pm - 10:40 pmSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
22h 50m1 stop Munich Franz Josef Strauss
$821Lufthansa
Sat, Nov 21 - Fri, Nov 27
Lufthansa Logo
7:00 am - 12:00 pmBRU  Brussels Bruxelles-National-SEA Seattle/Tacoma Intl
14h 00m1 stop Frankfurt am Main
Lufthansa Logo
8:09 am - 7:15 amSEA  Seattle/Tacoma Intl-BRU Brussels Bruxelles-National
14h 06m1 stop Washington, D.C. Dulles Intl
$828Lufthansa
Mon, Nov 16 - Wed, Dec 2

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Icelandair flights from Belgium to Seattle

Our best Icelandair deals on Belgium to Seattle flight tickets
Icelandair
Nov 22
BRU12:50 pmBrussels Bruxelles-National
13h 10m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Jan 18
SEA2:35 pmSeattle/Tacoma Intl
12h 20m
1 stop
BRU11:55 amBrussels Bruxelles-National
$690
Icelandair
Nov 24
BRU12:50 pmBrussels Bruxelles-National
13h 10m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Jan 18
SEA2:35 pmSeattle/Tacoma Intl
12h 20m
1 stop
BRU11:55 amBrussels Bruxelles-National
$691
Icelandair
Nov 26
BRU12:50 pmBrussels Bruxelles-National
13h 10m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Jan 16
SEA2:35 pmSeattle/Tacoma Intl
12h 20m
1 stop
BRU11:55 amBrussels Bruxelles-National
$722

British Airways flights from Belgium to Seattle

Our best British Airways deals on Belgium to Seattle flight tickets
British Airways
Nov 21
BRU9:40 amBrussels Bruxelles-National
16h 10m
1 stop
SEA4:50 pmSeattle/Tacoma Intl
Jan 20
SEA6:45 pmSeattle/Tacoma Intl
16h 25m
1 stop
BRU8:10 pmBrussels Bruxelles-National
$697
British Airways
Nov 21
BRU9:40 amBrussels Bruxelles-National
16h 10m
1 stop
SEA4:50 pmSeattle/Tacoma Intl
Jan 21
SEA1:40 pmSeattle/Tacoma Intl
12h 05m
1 stop
BRU10:45 amBrussels Bruxelles-National
$706
British Airways
Nov 23
BRU12:10 pmBrussels Bruxelles-National
13h 40m
1 stop
SEA4:50 pmSeattle/Tacoma Intl
Jan 17
SEA6:45 pmSeattle/Tacoma Intl
16h 40m
1 stop
BRU8:25 pmBrussels Bruxelles-National
$713

momondo Fare Finder

 
Use the filters below to find and compare flights from Belgium to Seattle 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

Mon 11/16

5:35 pm-6:54 pm

2 stops34h 19m

Seattle/Tacoma Intl

Wed 12/2

2:35 pm-11:55 am

1 stop12h 20m

$675
Quickest round-trip

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Sun 11/22

12:50 pm-5:00 pm

1 stop13h 10m

Seattle/Tacoma Intl

Mon 1/18

2:35 pm-11:55 am

1 stop12h 20m

$690

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Mon 11/16

5:35 pm-6:54 pm

2 stops34h 19m

Seattle/Tacoma Intl

Wed 12/2

2:35 pm-11:55 am

1 stop12h 20m

$690

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Sun 11/22

12:50 pm-5:00 pm

1 stop13h 10m

Seattle/Tacoma Intl

Sat 1/16

2:35 pm-11:55 am

1 stop12h 20m

$690

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Sun 11/22

12:50 pm-5:00 pm

1 stop13h 10m

Seattle/Tacoma Intl

Wed 1/20

2:35 pm-11:55 am

1 stop12h 20m

$691

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Sat 11/21

9:40 am-4:50 pm

1 stop16h 10m

Seattle/Tacoma Intl

Wed 1/20

6:45 pm-8:10 pm

1 stop16h 25m

$697

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Thu 10/8

8:30 pm-1:45 pm

1 stop26h 15m

Seattle/Tacoma Intl

Sun 10/11

3:55 pm-9:40 am

1 stop32h 45m

$710

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Thu 10/8

8:30 pm-1:45 pm

1 stop26h 15m

Seattle/Tacoma Intl

Sun 10/11

3:55 pm-9:40 am

1 stop32h 45m

$716

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Sat 11/21

7:00 am-12:00 pm

1 stop14h 00m

Seattle/Tacoma Intl

Fri 11/27

2:50 pm-10:40 pm

1 stop22h 50m

$821

BrusselsSeattle

BRU Brussels Bruxelles-National - SEA Seattle/Tacoma Intl

BRUSEA

Brussels Bruxelles-National

Mon 11/16

7:00 am-12:00 pm

1 stop14h 00m

Seattle/Tacoma Intl

Wed 12/2

8:09 am-7:15 am

1 stop14h 06m

$828

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Belgium to Seattle

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 Seattle?

In general, May is the cheapest month to fly from Belgium to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $860. If you don’t want to visit Seattle in May, then you should wait until October to fly from Belgium, when ticket prices are also cheap, with an average price of $888.

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

You are more likely to see cheaper flights to Seattle from Belgium when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $1,096 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Belgium for as low as $792 on momondo.

Cheap Belgium to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belgium to Seattle

Best Price Found

$451

Fastest flight time

14h 15m

Direct flights

None
The best one-way flight to Seattle from Belgium in the past 72 hours is $451. The best round-trip flight deal from Belgium to Seattle found on momondo in the last 72 hours is $675.
The fastest flight from Belgium to Seattle takes 14h 15m
There are no direct flights from Belgium to Seattle. There are no popular flight routes from Belgium to Seattle.
Search flight deals

Frequently asked questions about flying from Belgium to Seattle

  • When did momondo last update prices for flights from Belgium to Seattle/Tacoma Intl Airport?

    Prices for flights from Belgium to Seattle/Tacoma Intl Airport are updated daily.

  • How many operators does momondo search for flights from Belgium to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Belgium to Seattle/Tacoma Intl Airport?

    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 Belgium to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

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

Best airlines flying from Belgium to Seattle

Compare and see reviews for airlines that fly from Belgium to Seattle with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $676Free CancellationRating
7.8
1,577 reviews
Search KLM flights
Scandinavian AirlinesPriceFrom $711Free CancellationRating
7.4
1,998 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $823Free CancellationRating
6.8
8,247 reviews
Search Lufthansa flights
IcelandairPriceFrom $838Free CancellationRating
6.9
754 reviews
Search Icelandair flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Kent
Redmond
Lakewood
Federal Way
Fife
Tukwila
Puyallup
Lynnwood
Cle Elum
Marysville
Lacey
Centralia
Kirkland
Shoreline

Why use momondo?

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

Finding the right flight to Seattle from Belgium is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Seattle from Belgium with this policy.

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

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 Belgium to Seattle.

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

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Belgium and alert you when they change.

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