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

Return flights

31 Aug - 14 Sep	Cathay Pacific
31 Aug - 21 Sep	Cathay Pacific
27 Aug - 14 Sep	Cathay Pacific
29 Aug - 09 Sep	Cathay Pacific
27 Aug - 10 Sep	Qatar Airways
25 Aug - 10 Sep	Qatar Airways
26 Aug - 10 Sep	Qatar Airways
24 Aug - 10 Sep	Qatar Airways
27 Aug - 13 Sep	Cathay Pacific
27 Aug - 15 Sep	Qatar Airways
11 Aug - 31 Aug	Finnair
14 Aug - 21 Aug	Air China
05 Aug - 23 Aug	Wizz Air
12 Aug - 21 Aug	Ryanair
16 Aug - 30 Aug	Wizz Air
12 Aug - 29 Aug	Ryanair
11 Aug - 21 Aug	Wizz Air
09 Aug - 31 Aug	Finnair
24 Aug - 30 Aug	Finnair
11 Aug - 19 Aug	Finnair

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

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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Cheapest return flights from Brussels to Seoul in August from 487€

Return flights