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

Return flights

22 Jul - 20 Aug	SWISS
22 Jul - 30 Jul	SWISS
22 Jul - 28 Jul	SWISS
22 Jul - 29 Jul	Lufthansa
24 Jul - 28 Jul	Lufthansa
27 Jul - 18 Aug	SWISS
27 Jul - 13 Aug	Lufthansa
26 Jul - 13 Aug	Lufthansa
24 Jul - 18 Aug	SWISS
21 Jul - 31 Jul	Lufthansa
08 Jul - 15 Jul	Lufthansa
24 Jul - 29 Jul	SWISS
08 Jul - 22 Jul	Lufthansa
22 Jul - 11 Aug	SWISS
14 Jul - 20 Jul	LOT
14 Jul - 21 Jul	LOT
28 Jul - 09 Aug	LOT
19 Jul - 20 Aug	LOT
19 Jul - 18 Aug	LOT
19 Jul - 16 Aug	LOT

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

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 July from 707€

Return flights