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$328+ Cheap flights from Seattle (SEA) to Belgium

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BRU
dic. 23 — dic. 301
lun. 12/23
lun. 12/30
1 adult, Economy
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Cheap flight deals from Seattle to Belgium

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Belgium (BE0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 18, 2024.

Round-trip from

$412
(Flightnetwork)

One-way from

$328
(Kiwi.com)
From Seattle/Tacoma Intl to Belgium
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One-way flight from Seattle/Tacoma Intl to Belgium
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Find flight deals from Seattle to Belgium

Cheapest flights from Seattle to Belgium
Explore the most affordable flight options available from Seattle to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/2611:15 pmSEA - BRU
1 stop23h 00mUnited Airlines
jue. 1/94:55 pmBRU - SEA
2 stops34h 30mUnited Airlines
Deal found 12/17$1,224
This AranGrant deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/265:20 pmSEA - BRU
1 stop20h 15mMultiple Airlines
jue. 1/96:45 amBRU - SEA
1 stop17h 05mMultiple Airlines
Deal found 12/18$1,363
This Orbitz deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/255:45 amSEA - BRU
2 stops17h 10mAir Canada
jue. 1/99:45 amBRU - SEA
2 stops20h 45mAir Canada
Deal found 12/17$1,619
This CrystalTravel deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/257:00 pmSEA - BRU
1 stop18h 00mTurkish Airlines
mié. 1/17:50 amBRU - SEA
1 stop18h 15mTurkish Airlines
Deal found 12/16$1,997
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/2511:00 pmSEA - BRU
1 stop25h 00mDelta
vie. 1/36:15 amBRU - SEA
1 stop14h 42mDelta
Deal found 12/17$1,998
This KLM deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/257:15 amSEA - BRU
1 stop16h 45mKLM
vie. 1/311:00 amBRU - SEA
1 stop20h 24mKLM
Deal found 12/18$2,300
This AranGrant deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/256:50 pmSEA - BRU
1 stop12h 50mBritish Airways
jue. 1/98:35 pmBRU - SEA
1 stop29h 20mBritish Airways
Deal found 12/17$2,331
This Lufthansa deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/252:20 pmSEA - BRU
2 stops16h 45mLufthansa
vie. 1/109:10 amBRU - SEA
1 stop13h 10mLufthansa
Deal found 12/17$2,345
This Cheapflightsfares deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/2512:31 amSEA - BRU
2 stops24h 04mAer Lingus
mié. 1/110:15 amBRU - SEA
2 stops22h 16mAer Lingus
Deal found 12/17$3,145
This Air France deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/257:15 amSEA - BRU
1 stop16h 45mAir France
jue. 1/211:00 amBRU - SEA
1 stop20h 24mAir France
Deal found 12/17$4,329
This Scandinavian Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/257:15 amSEA - BRU
2 stops17h 35mScandinavian Airlines
lun. 1/610:30 amBRU - SEA
2 stops20h 55mScandinavian Airlines
Deal found 12/17$4,618
This Iberia deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/2510:26 amSEA - BRU
2 stops19h 19mIberia
mar. 1/77:45 pmBRU - SEA
2 stops30h 10mIberia
Deal found 12/17$4,797

Find flights from Seattle to Belgium within your budget

Customize your flight search to find flights from Seattle to Belgium 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, Cheapflights users made 2,558,603 searches. Data last updated diciembre 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

jue. 1/23

2:35 pm-11:55 am

1 stop12h 20m

Brussels Bruxelles-National

vie. 1/31

12:50 pm-5:00 pm

1 stop13h 10m

$412

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

mié. 1/22

6:05 am-7:55 am

2 stops16h 50m

Brussels Bruxelles-National

mié. 1/29

10:00 am-6:30 pm

2 stops17h 30m

$491

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

mié. 1/22

6:05 am-7:55 am

2 stops16h 50m

Brussels Bruxelles-National

mié. 1/29

11:55 am-8:31 pm

1 stop17h 36m

$498

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

mié. 1/15

5:00 am-7:55 am

2 stops17h 55m

Brussels Bruxelles-National

mié. 1/29

10:00 am-6:15 pm

2 stops41h 15m

$518

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

mié. 1/22

11:05 am-8:55 am

1 stop12h 50m

Brussels Bruxelles-National

mié. 1/29

11:55 am-8:31 pm

1 stop17h 36m

$528

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

lun. 1/13

6:50 pm-1:35 pm

1 stop33h 45m

Brussels Bruxelles-National

mar. 1/28

9:45 pm-4:55 pm

1 stop28h 10m

$555

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

jue. 1/23

11:05 am-8:55 am

1 stop12h 50m

Brussels Bruxelles-National

vie. 1/31

11:55 am-8:31 pm

1 stop17h 36m

$577

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

jue. 3/20

7:50 pm-5:10 pm

1 stop13h 20m

Brussels Bruxelles-National

jue. 3/27

5:30 pm-12:20 pm

1 stop26h 50m

$602

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

sáb. 3/22

10:55 pm-9:00 am

1 stop26h 05m

Brussels Bruxelles-National

dom. 3/30

10:35 am-4:00 pm

1 stop14h 25m

$613

SeattleBrussels

SEA - BRU

SEABRU

Seattle/Tacoma Intl

sáb. 2/1

3:25 pm-7:10 pm

2 stops18h 45m

Brussels Bruxelles-National

sáb. 2/8

9:45 am-11:10 pm

2 stops22h 25m

$676

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 22 results
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Best time to book a flight from Seattle to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Belgium

Get recent, data-driven insights about flights from Seattle to Belgium including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Seattle to Belgium?

Currently, November is the cheapest month in which you can book a flight from Seattle to Belgium (average of $614). Flying from Seattle to Belgium in June is currently the most expensive (average of $1,146). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to BE?

Find hourly flight availability from Seattle to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 18, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Belgium as you normally would.

Rainfall in Belgium by month

Plan your trip to Belgium by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belgium ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. August is typically the driest time to visit Belgium when rainfall is around 1.6 in.

Temperature in Belgium by month

Plan your trip to Belgium by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belgium, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgium. Reviews last updated diciembre 18, 2024.
Peruse reviews from past customers who have flown with KLM, Air Canada and British Airways from Seattle to Belgium to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,604 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very good
8,604 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,606 reviews
Delta
8.0
Very good
8,604 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,055 reviews
Delta
8.0
Very good
8,604 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.6

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Belgium. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Belgium?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Belgium.

  • What are the cheapest airlines to fly from Seattle to Belgium one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $395. However, be on the lookout for offers from Icelandair and TAP AIR PORTUGAL, as they are both options that can get you from Seattle to Belgium for a low price.

  • Can I find deals for flights from Seattle to Belgium that include hotel bookings?

    Yes. In addition to deals on Seattle to Belgium flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Belgium?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Belgium.

  • Can I find deals for business class flights from Seattle to Belgium?

    Yes. Cheapflights offers flight deals from Seattle to Belgium by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Belgium?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Belgium (average of $614). Flying from Seattle to Belgium in June is currently the most expensive (average of $1,146). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 10 airlines flying from Seattle to Belgium

Discover the top 10 airlines that operate flights from Seattle to Belgium. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$402Average$571FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$501Average$674FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$501Average$637FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$526Average$689FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$529Average$624FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$534Average$823FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$535Average$717FlexibilityNo cancel feeOn-time75%
DeltaCheapest$561Average$846FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$570Average$778FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$571Average$849FlexibilityNo cancel feeOn-time77%
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