Cheapest return flights from Seoul to Brussels in September from 703€

AirHint found the following cheapest return flights from Seoul (ICN) to Brussels (BRU) in September 2026 (see full year).

Return flights

14 Sep - 21 Sep Scandinavian Airlines
25 Sep - 10 Oct Finnair

Also check the deals for one-way flights from Seoul to Brussels in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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