AirHint found the following cheapest return flights from Geneva (GVA) to Seoul (ICN) in August 2025 (see full year).

Return flights

19 Aug - 02 Sep	Air China
28 Aug - 07 Sep	Air China
12 Aug - 02 Sep	Air China
25 Aug - 09 Sep	Air China
13 Aug - 28 Sep	Air China
25 Aug - 07 Sep	Air China
22 Aug - 04 Sep	Air China
12 Aug - 28 Sep	Air China
21 Aug - 31 Aug	Air China
14 Aug - 28 Sep	SWISS
30 Aug - 19 Sep	Air China
14 Aug - 17 Aug	Air China
14 Aug - 28 Aug	Air China
12 Aug - 19 Aug	Air China
12 Aug - 17 Aug	Air China
18 Aug - 31 Aug	SWISS
19 Aug - 24 Aug	Air China
11 Aug - 17 Aug	SWISS
13 Aug - 26 Aug	Air China
17 Aug - 27 Aug	SWISS

Also check the deals for one-way flights from Geneva 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 Geneva to Seoul in August from 559€

Return flights