Cheapest return flights from Istanbul to Seoul in December from $678

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

Return flights

01 Dec - 12 Dec LOT
24 Dec - 02 Jan LOT
01 Dec - 10 Dec Lufthansa
10 Dec - 19 Dec MIAT Mongolian Airlines
24 Dec - 31 Dec Lufthansa
25 Dec - 01 Jan Lufthansa
24 Dec - 01 Jan Lufthansa
23 Dec - 02 Jan LOT
05 Dec - 12 Dec Lufthansa
17 Dec - 01 Jan Lufthansa
02 Dec - 12 Dec Qanot Sharq
25 Dec - 01 Jan Korean Air direct
01 Dec - 10 Dec Asiana Airlines direct
24 Dec - 02 Jan Asiana Airlines direct
01 Dec - 12 Dec Asiana Airlines direct
24 Dec - 31 Dec Asiana Airlines direct
17 Dec - 01 Jan Turkish Airlines direct
24 Dec - 01 Jan Turkish Airlines direct
23 Dec - 02 Jan Turkish Airlines direct

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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