Cheapest return flights from Istanbul to Seoul in December from 426€

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

Return flights

04 Dec - 13 Dec MIAT Mongolian Airlines
07 Dec - 17 Dec MIAT Mongolian Airlines
16 Dec - 31 Dec China Southern
23 Dec - 02 Jan China Southern
30 Dec - 05 Jan China Southern
30 Dec - 12 Jan China Southern
07 Dec - 15 Dec MIAT Mongolian Airlines
01 Dec - 08 Dec Wizz Air UK
01 Dec - 06 Dec Wizz Air UK
11 Dec - 18 Dec China Southern
04 Dec - 10 Dec MIAT Mongolian Airlines
04 Dec - 17 Dec MIAT Mongolian Airlines
02 Dec - 16 Dec Wizz Air UK
04 Dec - 08 Jan MIAT Mongolian Airlines
29 Dec - 02 Jan Centrum Air
25 Dec - 02 Jan Centrum Air
11 Dec - 06 Jan Centrum Air
25 Dec - 09 Jan Centrum Air
19 Dec - 05 Jan AJet
27 Dec - 05 Jan Flynas

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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