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

Return flights

01 Jan - 06 Jan	Air Serbia
23 Jan - 27 Jan	Air Serbia
19 Jan - 22 Jan	Turkish Airlines	direct
23 Jan - 27 Jan	Turkish Airlines	direct
09 Jan - 16 Jan	Turkish Airlines	direct
24 Jan - 27 Jan	Turkish Airlines	direct
09 Jan - 19 Jan	Turkish Airlines	direct
20 Jan - 23 Jan	Air Serbia
02 Jan - 22 Jan	Turkish Airlines	direct
01 Jan - 06 Jan	Turkish Airlines	direct

Also check the deals for one-way flights from Ljubljana to Istanbul 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 Ljubljana to Istanbul in January from 155€

Return flights