Cheapest return flights from Istanbul to Seoul in August from 420€

AirHint found the following cheapest return flights from Istanbul (IST) to Seoul (ICN) in August 2025 (see full year).

Return flights

19 Aug - 25 Aug MIAT Mongolian Airlines
24 Aug - 07 Sep MIAT Mongolian Airlines
24 Aug - 11 Sep MIAT Mongolian Airlines
24 Aug - 02 Sep MIAT Mongolian Airlines
24 Aug - 09 Sep MIAT Mongolian Airlines
25 Aug - 02 Sep Centrum Air
24 Aug - 01 Sep MIAT Mongolian Airlines
18 Aug - 27 Aug MIAT Mongolian Airlines
19 Aug - 22 Aug MIAT Mongolian Airlines
31 Aug - 11 Sep Etihad Airways
19 Aug - 29 Aug MIAT Mongolian Airlines
30 Aug - 20 Sep Pegasus Airlines
28 Aug - 07 Sep MIAT Mongolian Airlines
24 Aug - 10 Sep MIAT Mongolian Airlines
21 Aug - 26 Aug Centrum Air
21 Aug - 29 Aug Centrum Air
25 Aug - 29 Aug Centrum Air
21 Aug - 28 Aug Centrum Air
21 Aug - 27 Aug Centrum Air
24 Aug - 28 Aug MIAT Mongolian Airlines

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

Skyscanner

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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