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

Return flights

19 Aug - 09 Sep	Lufthansa
25 Aug - 15 Sep	Air China
17 Aug - 05 Sep	Air China
19 Aug - 15 Sep	Air China
26 Aug - 16 Sep	Lufthansa
05 Aug - 13 Aug	KLM
07 Aug - 21 Aug	Air France
05 Aug - 27 Aug	Air France
19 Aug - 30 Aug	Air China
07 Aug - 25 Sep	Air France
19 Aug - 22 Aug	Air China
19 Aug - 10 Sep	Air China
05 Aug - 25 Aug	Air France
17 Aug - 22 Aug	Etihad Airways
29 Aug - 11 Sep	Etihad Airways
01 Aug - 06 Aug	Air France
26 Aug - 02 Sep	Etihad Airways
19 Aug - 27 Aug	Etihad Airways
27 Aug - 01 Sep	Etihad Airways
27 Aug - 31 Aug	Etihad Airways

Also check the deals for one-way flights from Seoul to Geneva 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 Seoul to Geneva in August from 601€

Return flights