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

Return flights

04 Feb - 10 Feb	China Southern
02 Feb - 05 Feb	China Southern
02 Feb - 10 Feb	China Southern
27 Feb - 03 Mar	China Southern
26 Feb - 08 Mar	Air China
28 Feb - 08 Mar	Air China
02 Feb - 07 Feb	China Southern
27 Feb - 07 Mar	China Southern
27 Feb - 14 Mar	China Southern
06 Feb - 10 Feb	China Southern
02 Feb - 12 Feb	China Southern
04 Feb - 12 Feb	China Southern
26 Feb - 01 Mar	Air China
03 Feb - 04 Feb	Air China
05 Feb - 15 Feb	Air China
05 Feb - 11 Feb	Air China
27 Feb - 17 Mar	China Southern
14 Feb - 01 Mar	Air China
25 Feb - 07 Mar	China Southern
23 Feb - 05 Mar	China Southern

Also check the deals for one-way flights from Seoul to Istanbul 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 Seoul to Istanbul in February from $516

Return flights