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

19 Oct - 19 Oct Turkmenistan Airlines
04 Oct - 19 Oct Turkmenistan Airlines
04 Oct - 12 Oct Turkmenistan Airlines
12 Oct - 19 Oct Turkmenistan Airlines
11 Oct - 19 Oct Turkmenistan Airlines
05 Oct - 12 Oct Turkmenistan Airlines
05 Oct - 19 Oct Turkmenistan Airlines
24 Oct - 01 Nov Etihad Airways
24 Oct - 02 Nov Etihad Airways
24 Oct - 03 Nov Etihad Airways
24 Oct - 31 Oct Qanot Sharq
12 Oct - 21 Oct Air China
02 Oct - 09 Oct Qanot Sharq
27 Oct - 03 Nov LOT
23 Oct - 07 Nov Qanot Sharq
22 Oct - 24 Nov LOT
27 Oct - 08 Nov Etihad Airways
27 Oct - 01 Nov Etihad Airways
27 Oct - 11 Nov Etihad Airways
27 Oct - 10 Nov Etihad Airways

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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