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

Return flights

24 Oct - 31 Oct	Lufthansa
11 Oct - 18 Oct	Lufthansa
11 Oct - 19 Oct	Lufthansa
21 Oct - 31 Oct	Lufthansa
15 Oct - 29 Oct	Lufthansa
22 Oct - 24 Oct	Lufthansa
21 Oct - 24 Oct	Lufthansa
18 Oct - 24 Oct	Lufthansa
20 Oct - 28 Oct	Lufthansa
15 Oct - 23 Oct	Lufthansa
25 Oct - 06 Nov	Lufthansa
29 Oct - 06 Nov	Etihad Airways
25 Oct - 01 Nov	Lufthansa
27 Oct - 10 Nov	Etihad Airways
31 Oct - 07 Nov	Qatar Airways
31 Oct - 18 Nov	Etihad Airways
22 Oct - 02 Nov	Etihad Airways
31 Oct - 09 Nov	Etihad Airways
26 Oct - 01 Nov	Etihad Airways
26 Oct - 02 Nov	Finnair

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 $576

Return flights