AirHint found the following cheapest return flights from Ljubljana (LJU) to Istanbul (IST) in August 2025 (see full year).

Return flights

24 Aug - 27 Aug	Wizz Air
09 Aug - 12 Aug	Air Serbia
02 Aug - 05 Aug	Air Serbia
06 Aug - 12 Aug	Air Serbia
25 Aug - 29 Aug	Wizz Air
09 Aug - 13 Aug	Turkish Airlines	direct
04 Aug - 10 Aug	Turkish Airlines	direct
13 Aug - 17 Aug	Wizz Air
07 Aug - 11 Aug	Turkish Airlines	direct
12 Aug - 15 Aug	Turkish Airlines	direct
25 Aug - 01 Sep	Wizz Air
25 Aug - 01 Sep	Turkish Airlines	direct
31 Aug - 06 Sep	Turkish Airlines	direct
20 Aug - 01 Sep	Turkish Airlines	direct

Also check the deals for one-way flights from Ljubljana to Istanbul in August.

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 August from $247

Return flights