Cheapest return ICN–IST flights, October

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

Return flights

17 Oct - 20 Oct Air China
14 Oct - 21 Oct Air China
15 Oct - 19 Oct Air China
15 Oct - 21 Oct Air China
13 Oct - 20 Oct Air China
21 Oct - 28 Oct Air China
24 Oct - 30 Oct Air China
12 Oct - 21 Oct Air China
12 Oct - 19 Oct Air China
27 Oct - 04 Nov Air China
15 Oct - 22 Oct Air China
23 Oct - 01 Nov Etihad Airways
27 Oct - 16 Nov Etihad Airways
27 Oct - 01 Nov Etihad Airways
30 Oct - 04 Nov Etihad Airways
30 Oct - 03 Nov Etihad Airways
17 Oct - 01 Nov Qatar Airways
25 Oct - 01 Nov Etihad Airways
25 Oct - 02 Nov Etihad Airways
31 Oct - 03 Nov Etihad Airways

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