Cheapest return IST–ICN flights, January

AirHint found the following cheapest return flights from Istanbul (IST) to Seoul (ICN) in January 2027 (see full year).

Return flights

09 Jan - 30 Jan LOT
20 Jan - 26 Jan LOT
09 Jan - 13 Jan LOT
14 Jan - 21 Jan Air Astana
21 Jan - 28 Jan MIAT Mongolian Airlines
21 Jan - 28 Jan Asiana Airlines direct
14 Jan - 21 Jan Asiana Airlines direct
09 Jan - 13 Jan Turkish Airlines direct
01 Jan - 10 Jan Turkish Airlines direct
20 Jan - 26 Jan Turkish Airlines direct

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

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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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