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

Return flights

22 Apr - 07 May	Lufthansa
07 Apr - 15 Apr	Etihad Airways
14 Apr - 05 May	Etihad Airways
21 Apr - 13 May	Lufthansa
21 Apr - 09 May	Lufthansa
29 Apr - 09 May	Lufthansa
05 Apr - 20 Apr	LOT
11 Apr - 25 Apr	Etihad Airways
07 Apr - 13 Apr	Etihad Airways
09 Apr - 26 Apr	Etihad Airways
10 Apr - 27 Apr	Etihad Airways
25 Apr - 04 May	Etihad Airways
30 Apr - 16 May	Etihad Airways
24 Apr - 11 May	Cathay Pacific
24 Apr - 13 May	Cathay Pacific
09 Apr - 14 Apr	KLM
04 Apr - 20 Apr	LOT
05 Apr - 13 Apr	LOT
02 Apr - 14 Apr	Lufthansa
18 Apr - 14 May	LOT

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

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 April from 566€

Return flights