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

Return flights

28 Oct - 05 Nov	Lufthansa
21 Oct - 29 Oct	Etihad Airways
23 Oct - 30 Oct	Etihad Airways
25 Oct - 05 Nov	Etihad Airways
23 Oct - 29 Oct	Etihad Airways
21 Oct - 28 Oct	Etihad Airways
05 Oct - 11 Oct	LOT
04 Oct - 19 Oct	LOT
01 Oct - 10 Oct	LOT
01 Oct - 11 Oct	LOT
25 Oct - 07 Nov	LOT
01 Oct - 15 Oct	LOT
04 Oct - 13 Oct	LOT
27 Oct - 02 Nov	LOT
22 Oct - 12 Nov	Lufthansa
31 Oct - 09 Nov	LOT
27 Oct - 03 Nov	Lufthansa
29 Oct - 08 Nov	British Airways
13 Oct - 01 Nov	LOT
17 Oct - 02 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 552€

Return flights