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Charleroi Brussels

$261+ Cheap flights from Seattle (SEA) to Charleroi Brussels (CRL)

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CRL
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Seattle to Charleroi Brussels

Cheapest flights from Seattle to Charleroi Brussels
Explore the most affordable flight options available from Seattle to Charleroi Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/273:10 pm
SEA
-
CRL
2 stops22h 00m
Multiple Airlines
Fri 3/64:30 pm
CRL
-
SEA
2 stops28h 40m
Multiple Airlines
Deal found 1/27$777
This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/25:50 am
SEA
-
CRL
3 stops30h 40m
Multiple Airlines
Fri 4/109:55 pm
CRL
-
SEA
3 stops32h 56m
Multiple Airlines
Deal found 1/27$920
This Mytrip deal was found by Cheapflights users on 1/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/303:10 pm
SEA
-
CRL
2 stops21h 05m
Multiple Airlines
Sun 2/13:20 pm
CRL
-
SEA
2 stops29h 50m
Multiple Airlines
Deal found 1/28$944
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:55 pm
SEA
-
CRL
1 stop28h 30m
Multiple Airlines
Fri 4/109:50 am
CRL
-
SEA
2 stops42h 35m
Multiple Airlines
Deal found 1/28$956
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/257:55 am
SEA
-
CRL
2 stops23h 50m
Multiple Airlines
Wed 4/19:20 am
CRL
-
SEA
1 stop16h 50m
Multiple Airlines
Deal found 1/28$961
This Mytrip deal was found by Cheapflights users on 1/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/198:00 am
SEA
-
CRL
3 stops24h 35m
Multiple Airlines
Mon 4/68:50 am
CRL
-
SEA
2 stops20h 50m
Multiple Airlines
Deal found 1/29$1,056

Find flight deals from Seattle to Charleroi Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Charleroi Brussels (CRL). 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 January 29, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$777
(Mytrip)

One-way from

$261
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$516
Provider with most accurate pricing for Seattle/Tacoma Intl-Charleroi Brussels flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Charleroi Brussels flights.
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From Seattle/Tacoma Intl to Charleroi Brussels
Search Deals
One-way flight from Seattle/Tacoma Intl to Charleroi Brussels
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Charleroi Brussels 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 January 29, 2026.
Use the filters below to find and compare flights from Seattle to Charleroi Brussels Airport that are best for you.

Fly from

Seattle

Fly to

Charleroi Brussels

Route

Depart

Return

Price

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Fri 2/27

3:10 pm-10:10 pm

2 stops22h 00m

Charleroi Brussels

Fri 3/6

4:30 pm-12:10 pm

2 stops28h 40m

$777

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Thu 4/2

5:50 am-9:30 pm

3 stops30h 40m

Charleroi Brussels

Fri 4/10

9:55 pm-9:51 pm

3 stops32h 56m

$920

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Mon 3/30

6:55 pm-8:25 am

1 stop28h 30m

Charleroi Brussels

Fri 4/10

9:50 am-7:25 pm

2 stops42h 35m

$956

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Wed 3/25

7:55 am-3:45 pm

2 stops23h 50m

Charleroi Brussels

Wed 4/1

9:20 am-5:10 pm

1 stop16h 50m

$961

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Thu 3/19

8:00 am-4:35 pm

3 stops24h 35m

Charleroi Brussels

Mon 4/6

8:50 am-8:40 pm

2 stops20h 50m

$1,056

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Thu 2/26

5:40 pm-8:55 pm

2 stops18h 15m

Charleroi Brussels

Mon 3/2

1:10 pm-6:20 pm

1 stop14h 10m

$1,465

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Tue 2/10

2:35 pm-8:20 am

2 stops32h 45m

$261

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Mon 5/18

6:55 pm-8:25 am

1 stop28h 30m

$317

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Sat 5/16

3:40 pm-3:20 pm

2 stops14h 40m

$348

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Wed 3/18

6:10 am-4:05 pm

3 stops25h 55m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 12 results
1
2
  • Most accurate provider: When it comes to deals on Seattle-Charleroi Brussels Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Seattle-Charleroi Brussels Airport flight deals on Cheapflights vs. Ovago 90-95% of the time. Price accuracy is based on data collected from Seattle-Charleroi Brussels Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Charleroi Brussels Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Charleroi Brussels Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Charleroi Brussels

Have a flexible travel schedule? Discover the best time to fly to Charleroi Brussels 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.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Charleroi Brussels. 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 Charleroi Brussels?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Charleroi Brussels. You should not have trouble finding flights to Charleroi Brussels from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Charleroi Brussels per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Seattle airport to Charleroi Brussels. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

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

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

  • How can I find direct flights from Seattle to Charleroi Brussels?

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

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

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

See more FAQs

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Alternative routes for Seattle to Charleroi Brussels

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