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

Return flights

18 Aug - 01 Sep	Etihad Airways
20 Aug - 10 Sep	Etihad Airways
19 Aug - 09 Sep	Air France
30 Aug - 16 Sep	Turkish Airlines
27 Aug - 18 Sep	Air France
15 Aug - 12 Sep	Turkish Airlines
11 Aug - 20 Aug	Turkish Airlines
10 Aug - 19 Aug	Cathay Pacific
05 Aug - 14 Aug	Finnair
01 Aug - 14 Sep	Finnair
01 Aug - 14 Aug	Finnair
02 Aug - 15 Aug	Finnair
01 Aug - 08 Aug	Finnair
08 Aug - 15 Aug	Finnair
01 Aug - 06 Aug	Finnair
20 Aug - 10 Sep	Korean Air	direct
11 Aug - 20 Aug	Korean Air	direct
18 Aug - 01 Sep	Korean Air	direct
06 Aug - 15 Aug	Cathay Pacific
15 Aug - 12 Sep	Korean Air	direct

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

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 August from 584€

Return flights