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Charleroi Brussels

$311+ 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CRL
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap 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 July 30, 2025.

Round-trip from

$747
(Mytrip)

One-way from

$311
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$743
From Seattle/Tacoma Intl to Charleroi Brussels
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One-way flight from Seattle/Tacoma Intl to Charleroi Brussels
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Highest demand for flights based on searches. 15% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 30, 2025.

This Mytrip deal was found by Cheapflights users on 7/28. 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.
Mon 8/117:35 pmSEA - CRL
2 stops18h 20mMultiple Airlines
Wed 8/276:35 amCRL - SEA
2 stops20h 15mMultiple Airlines
Deal found 7/28$747

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 July 30, 2025.
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

Mon 8/11

7:35 pm-10:55 pm

2 stops18h 20m

Charleroi Brussels

Wed 8/27

6:35 am-5:50 pm

2 stops20h 15m

$747

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Wed 11/5

11:32 am-11:30 am

3 stops38h 58m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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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