Cheapest return flights from Seoul to Istanbul in September from 479€

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

Return flights

16 Sep - 20 Sep Air China
05 Sep - 10 Sep Air China
12 Sep - 18 Sep Air China
07 Sep - 18 Sep Air China
16 Sep - 25 Sep Air China
05 Sep - 13 Sep Air China
12 Sep - 22 Sep Air China
14 Sep - 18 Sep Air China
09 Sep - 27 Sep Air China
07 Sep - 20 Sep Air China
29 Sep - 15 Oct Etihad Airways
28 Sep - 15 Oct Etihad Airways
29 Sep - 06 Oct Qatar Airways
28 Sep - 07 Oct Qatar Airways
29 Sep - 13 Oct Qatar Airways
30 Sep - 13 Oct Qatar Airways
30 Sep - 14 Oct Qatar Airways
28 Sep - 13 Oct Qatar Airways
28 Sep - 14 Oct Qatar Airways
28 Sep - 12 Oct Etihad Airways

Also check the deals for one-way 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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