Cheapest return flights from Istanbul to Seoul in December from 415€

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

Return flights

04 Dec - 20 Dec MIAT Mongolian Airlines
04 Dec - 13 Dec MIAT Mongolian Airlines
04 Dec - 10 Dec MIAT Mongolian Airlines
04 Dec - 17 Dec MIAT Mongolian Airlines
04 Dec - 10 Jan MIAT Mongolian Airlines
14 Dec - 29 Dec Turkmenistan Airlines
07 Dec - 15 Dec Turkmenistan Airlines
14 Dec - 22 Dec Turkmenistan Airlines
04 Dec - 18 Dec MIAT Mongolian Airlines
04 Dec - 06 Jan MIAT Mongolian Airlines
21 Dec - 29 Dec Turkmenistan Airlines
24 Dec - 07 Jan China Southern
23 Dec - 02 Jan China Southern
08 Dec - 11 Dec AZAL
24 Dec - 09 Jan China Southern
20 Dec - 10 Jan China Southern
24 Dec - 03 Jan China Southern
25 Dec - 01 Jan Centrum Air
24 Dec - 05 Jan China Southern
16 Dec - 06 Jan China Southern

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

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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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