Cheapest return flights from Ljubljana to Madrid in September from $268

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

Return flights

23 Sep - 26 Sep Air Serbia
30 Sep - 01 Oct Transavia France
26 Sep - 03 Oct Air Serbia
23 Sep - 30 Sep Air Serbia
24 Sep - 01 Oct Turkish Airlines
23 Sep - 29 Sep Turkish Airlines
23 Sep - 28 Sep Turkish Airlines
24 Sep - 29 Sep Turkish Airlines
25 Sep - 29 Sep Turkish Airlines
26 Sep - 29 Sep Air Serbia
22 Sep - 26 Sep Turkish Airlines
25 Sep - 28 Sep Turkish Airlines
26 Sep - 30 Sep Air Serbia

Also check the deals for one-way flights from Ljubljana to Madrid 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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