Find out what a flight from Seattle Lake Union to Brussels Charleroi might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Seattle and Brussels.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Which airports serve Seattle and Brussels?

When planning a trip of about 7981 km, it's a good idea to check flights from surrounding airports too.

• Airports in Seattle: Seattle is connected to 2 airports - Boeing Field, Lake Union.
• Airports in Brussels: The only active airport in Brussels is Brussels - Charleroi.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Plan smarter: flights from Seattle Lake Union to Brussels Charleroi

Find the flight that fits your plans with Jetcost. You can filter results by stops, agencies, budget, time of day, and airline — all in one search.

Other popular destinations

Travelers flying to Belgium also checked out: Antwerp, Brussels, Liege, Ostend.

Comparing offers from multiple agencies helps you find the best price for the same route. You can also spot exclusive deals from individual airlines right in the results list.