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

Return flights

07 Dec - 17 Dec	Scandinavian Airlines
08 Dec - 22 Dec	Lufthansa
01 Dec - 08 Dec	Lufthansa
07 Dec - 23 Dec	LOT
06 Dec - 15 Dec	LOT
01 Dec - 05 Dec	KLM
05 Dec - 25 Dec	Air France
20 Dec - 27 Dec	LOT
04 Dec - 27 Dec	KLM
13 Dec - 19 Dec	LOT
20 Dec - 17 Jan	LOT
28 Dec - 17 Jan	LOT
11 Dec - 05 Jan	Scandinavian Airlines
20 Dec - 12 Jan	LOT
29 Dec - 18 Jan	LOT
20 Dec - 03 Jan	LOT
27 Dec - 02 Jan	LOT
28 Dec - 11 Jan	LOT
22 Dec - 07 Jan	LOT
20 Dec - 04 Jan	LOT

Also check the deals for one-way flights from Zurich to Seoul in December.

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 December from $514

Return flights