Cheapest one-way ICN–IST flights, September

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

One-Way flights

21 Sep Scat Airlines
14 Sep Turkmenistan Airlines
07 Sep Turkmenistan Airlines
28 Sep Turkmenistan Airlines
08 Sep Air China
12 Sep Air China
20 Sep China Eastern
15 Sep China Eastern
06 Sep Air China
17 Sep China Eastern

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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