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

Return flights

21 Oct - 25 Oct	China Eastern
14 Oct - 23 Oct	Air China
15 Oct - 30 Oct	Air China
17 Oct - 25 Oct	Air China
15 Oct - 22 Oct	Air China
23 Oct - 25 Oct	Air China
22 Oct - 30 Oct	Air China
21 Oct - 30 Oct	Air China
16 Oct - 25 Oct	Air China
30 Oct - 07 Nov	Air China
21 Oct - 31 Oct	Air China
31 Oct - 10 Nov	Air China
09 Oct - 20 Nov	Lufthansa
09 Oct - 13 Nov	Lufthansa
09 Oct - 07 Nov	Shanghai Airlines
26 Oct - 08 Nov	Air China
26 Oct - 06 Nov	Air China
30 Oct - 05 Nov	Etihad Airways
27 Oct - 03 Nov	Etihad Airways
30 Oct - 12 Nov	Qatar Airways

Also check the deals for one-way flights from Seoul to Geneva in October.

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 October from $506

Return flights