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

Return flights

19 Jan - 26 Jan	Qatar Airways
22 Jan - 28 Jan	Qatar Airways
19 Jan - 29 Jan	Qatar Airways
19 Jan - 02 Feb	Qatar Airways
22 Jan - 27 Jan	Qatar Airways
23 Jan - 26 Jan	Qatar Airways
12 Jan - 26 Jan	Qatar Airways
13 Jan - 20 Jan	Qatar Airways
11 Jan - 29 Jan	Qatar Airways
09 Jan - 18 Jan	Qatar Airways
17 Jan - 30 Jan	Qatar Airways
23 Jan - 01 Feb	Qatar Airways

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

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 January from $849

Return flights