Cheapest return flights from Seoul to Istanbul in October from 372€

AirHint found the following cheapest return flights from Seoul (ICN) to Istanbul (IST) in October 2025 (see full year).

Return flights

25 Oct - 05 Nov Air China
24 Oct - 31 Oct China Eastern
21 Oct - 19 Nov China Eastern
25 Oct - 16 Nov Air China
19 Oct - 26 Oct MIAT Mongolian Airlines
20 Oct - 26 Oct MIAT Mongolian Airlines
21 Oct - 26 Oct MIAT Mongolian Airlines
21 Oct - 31 Oct Air China
28 Oct - 05 Nov Air China
28 Oct - 16 Nov Air China
23 Oct - 31 Oct China Southern
26 Oct - 31 Oct China Southern
22 Oct - 31 Oct China Southern
23 Oct - 29 Oct China Southern
21 Oct - 29 Oct China Southern
22 Oct - 05 Nov China Southern
30 Oct - 05 Nov China Southern
27 Oct - 03 Nov China Southern
27 Oct - 05 Nov China Southern
30 Oct - 03 Nov China Southern

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

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