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

Return flights

23 Oct - 26 Nov	Scandinavian Airlines
23 Oct - 28 Nov	Scandinavian Airlines
30 Oct - 14 Nov	Scandinavian Airlines
06 Oct - 19 Oct	LOT
06 Oct - 13 Oct	LOT
29 Oct - 04 Nov	LOT
28 Oct - 16 Nov	Etihad Airways
23 Oct - 25 Nov	KLM
28 Oct - 04 Nov	Etihad Airways
05 Oct - 13 Oct	LOT
05 Oct - 11 Oct	LOT
03 Oct - 11 Oct	LOT
05 Oct - 22 Oct	LOT
21 Oct - 31 Oct	LOT
03 Oct - 13 Oct	LOT
22 Oct - 27 Nov	Etihad Airways
22 Oct - 04 Nov	Etihad Airways
06 Oct - 20 Oct	LOT
04 Oct - 11 Oct	LOT
31 Oct - 08 Nov	LOT

Also check the deals for one-way flights from Zurich 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 Zurich to Seoul in October from 477€

Return flights