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

Return flights

01 Oct - 04 Oct	AJet
25 Oct - 29 Oct	Air Serbia
06 Oct - 12 Oct	Air Serbia
09 Oct - 12 Oct	Air Serbia
01 Oct - 04 Oct	Turkish Airlines	direct
06 Oct - 12 Oct	Turkish Airlines	direct
09 Oct - 12 Oct	Turkish Airlines	direct
25 Oct - 29 Oct	Turkish Airlines	direct

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

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.

Book a cheap hotel in Ljubljana

Cheap car rent in Ljubljana

Cheapest return flights from Istanbul to Ljubljana in October from $247

Return flights