Cheapest return IST–ICN flights, October

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

Return flights

11 Oct - 19 Oct Turkmenistan Airlines
04 Oct - 19 Oct Turkmenistan Airlines
04 Oct - 12 Oct Turkmenistan Airlines
05 Oct - 19 Oct Turkmenistan Airlines
05 Oct - 12 Oct Turkmenistan Airlines
12 Oct - 19 Oct Turkmenistan Airlines
18 Oct - 25 Oct MIAT Mongolian Airlines
01 Oct - 17 Oct Scat Airlines
04 Oct - 21 Oct Scat Airlines
15 Oct - 18 Oct MIAT Mongolian Airlines
28 Oct - 08 Nov Qanot Sharq
28 Oct - 15 Nov Qanot Sharq
19 Oct - 23 Nov Etihad Airways
27 Oct - 07 Nov Etihad Airways
23 Oct - 02 Nov Etihad Airways
24 Oct - 07 Nov Etihad Airways
27 Oct - 08 Nov Air Astana
26 Oct - 05 Nov Air Astana
29 Oct - 05 Nov Air Astana
19 Oct - 08 Nov Air Astana

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

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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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