Cheapest return flights from Seoul to Istanbul in January from 497€

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

Return flights

28 Jan - 03 Feb China Southern
26 Jan - 03 Feb China Southern
28 Jan - 05 Feb China Southern
26 Jan - 05 Feb China Southern
26 Jan - 07 Feb China Southern
28 Jan - 12 Feb China Eastern
19 Jan - 29 Jan China Southern
23 Jan - 03 Feb China Southern
22 Jan - 03 Feb T'way Air
19 Jan - 10 Feb China Southern
21 Jan - 29 Jan China Southern
23 Jan - 05 Feb China Southern
23 Jan - 31 Jan Air Busan
28 Jan - 31 Jan China Southern
26 Jan - 31 Jan China Southern
19 Jan - 27 Jan China Southern
19 Jan - 22 Jan China Southern
21 Jan - 31 Jan China Southern
21 Jan - 27 Jan China Southern
20 Jan - 30 Jan Jeju Air

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

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