Cheapest one-way flights from Istanbul to Seoul in September from $344

AirHint found the following cheapest one-way flights from Istanbul (IST) to Seoul (ICN) in September 2025 (see full year).

One-Way flights

20 Sep Pegasus Airlines
19 Sep AJet
13 Sep FlyArystan
11 Sep AJet
02 Sep IndiGo
16 Sep MIAT Mongolian Airlines
23 Sep MIAT Mongolian Airlines
18 Sep Pegasus Airlines
04 Sep Oman Air
12 Sep Turkish Airlines

Also check the deals for return flights from Istanbul to Seoul in September.

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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