Cheapest one-way flights from Seoul to Istanbul in January from $249

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

One-Way flights

31 Jan Air Busan
30 Jan Jeju Air
19 Jan Jeju Air
26 Jan Jin Air
25 Jan Jeju Air
27 Jan T'way Air
21 Jan Air Busan
20 Jan T'way Air
18 Jan Air Busan
15 Jan Jeju Air

Also check the deals for return flights from Seoul to Istanbul 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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