Cheapest one-way flights from Seoul to Istanbul in September from 331€

AirHint found the following cheapest one-way flights from Seoul (GMP) to Istanbul (IST) in September 2026 (see full year).

One-Way flights

14 Sep Air China
17 Sep Air China
07 Sep Air China
02 Sep Air China
05 Sep Air China
29 Sep Jeju Air
06 Sep Korean Air
16 Sep Air China
09 Sep China Southern
28 Sep Air China

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

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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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