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

Return flights

23 Oct - 26 Oct	LOT
22 Oct - 26 Oct	LOT
21 Oct - 26 Oct	LOT
20 Oct - 26 Oct	LOT
29 Oct - 02 Nov	Lufthansa
29 Oct - 04 Nov	Lufthansa
29 Oct - 12 Nov	Lufthansa
22 Oct - 05 Nov	Lufthansa
21 Oct - 28 Oct	Lufthansa
29 Oct - 05 Nov	Lufthansa
20 Oct - 03 Nov	Lufthansa
13 Oct - 24 Oct	Scandinavian Airlines
13 Oct - 19 Oct	Scandinavian Airlines
20 Oct - 24 Oct	Scandinavian Airlines
13 Oct - 21 Oct	Scandinavian Airlines
13 Oct - 30 Oct	Scandinavian Airlines
29 Oct - 06 Nov	Scandinavian Airlines
29 Oct - 03 Nov	Lufthansa
28 Oct - 13 Nov	Lufthansa
23 Oct - 02 Nov	Lufthansa

Also check the deals for one-way flights from Seoul to Zurich 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 Zurich in October from $537

Return flights