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

Return flights

13 Aug - 28 Aug	Scandinavian Airlines
14 Aug - 26 Aug	Scandinavian Airlines
14 Aug - 28 Aug	Scandinavian Airlines
01 Aug - 17 Aug	Turkish Airlines
02 Aug - 22 Aug	Turkish Airlines
06 Aug - 21 Aug	Turkish Airlines
05 Aug - 20 Aug	Turkish Airlines
04 Aug - 20 Aug	Turkish Airlines
01 Aug - 18 Aug	Turkish Airlines
06 Aug - 20 Aug	Turkish Airlines
17 Aug - 02 Sep	Scandinavian Airlines
15 Aug - 05 Sep	LOT
15 Aug - 05 Sep	Asiana Airlines	direct

Also check the deals for one-way flights from Barcelona 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 Barcelona to Seoul in August from 745€

Return flights