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

Return flights

01 Oct - 10 Oct	Air France
26 Oct - 01 Nov	AJet
01 Oct - 14 Oct	Air France
27 Oct - 08 Nov	LOT
02 Oct - 18 Oct	Air France
31 Oct - 09 Nov	Air China
06 Oct - 15 Oct	Air France
01 Oct - 11 Oct	LOT
31 Oct - 08 Nov	LOT
20 Oct - 26 Oct	Eurowings
02 Oct - 11 Oct	Air France
06 Oct - 24 Oct	Air France
20 Oct - 30 Oct	Air China
17 Oct - 26 Oct	easyJet
20 Oct - 17 Nov	Air China
31 Oct - 02 Nov	LOT

Also check the deals for one-way flights from Geneva to Seoul 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 Geneva to Seoul in October from 586€

Return flights