AirHint found the following cheapest return flights from Zurich (ZRH) to Seoul (ICN) in May 2026 (see full year).

Return flights

11 May - 18 May	LOT
02 May - 12 May	KLM
30 May - 13 Jun	Etihad Airways
05 May - 12 May	Etihad Airways
12 May - 19 May	Etihad Airways
09 May - 23 May	Etihad Airways
10 May - 24 May	Etihad Airways
02 May - 11 May	KLM
01 May - 30 Jun	LOT
02 May - 01 Jun	LOT
01 May - 11 May	LOT
02 May - 18 May	LOT
01 May - 09 May	LOT
30 May - 13 Jun	Korean Air	direct

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

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 May from 550€

Return flights