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

Return flights

21 Feb - 28 Feb	LOT
01 Feb - 07 Feb	LOT
08 Feb - 21 Feb	LOT
25 Feb - 04 Mar	LOT
02 Feb - 09 Feb	LOT
02 Feb - 16 Feb	Lufthansa
27 Feb - 08 Mar	Thai Airways
02 Feb - 09 Feb	Korean Air	direct
23 Feb - 27 Feb	Korean Air	direct
25 Feb - 04 Mar	Korean Air	direct
02 Feb - 16 Feb	Korean Air	direct
01 Feb - 07 Feb	Turkish Airlines	direct
08 Feb - 21 Feb	Turkish Airlines	direct
27 Feb - 08 Mar	Turkish Airlines	direct

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

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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Cheapest return flights from Istanbul to Seoul in February from $623

Return flights