Cheapest return flights from Ljubljana to Istanbul in September from 193€

Best time to book flights for Ljubljana (LJU) to Istanbul (IST) flights at AirHint

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

Return flights

23 Sep - 27 Sep Air Serbia
11 Sep - 16 Sep Air Serbia
19 Sep - 22 Sep Air Serbia
15 Sep - 22 Sep Air Serbia
16 Sep - 19 Sep Air Serbia
17 Sep - 21 Sep Air Serbia
18 Sep - 22 Sep Air Serbia
11 Sep - 18 Sep Air Serbia
10 Sep - 01 Oct Air Serbia
10 Sep - 02 Oct Air Serbia
02 Sep - 09 Sep Air Serbia
03 Sep - 08 Sep Turkish Airlines direct
10 Sep - 01 Oct Turkish Airlines direct
10 Sep - 02 Oct Turkish Airlines direct

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

Skyscanner

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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