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

Return flights

28 Aug - 31 Aug	Air Serbia
12 Aug - 24 Aug	Air Serbia
25 Aug - 01 Sep	Air Serbia
18 Aug - 20 Aug	Air Serbia
21 Aug - 24 Aug	Air Serbia
04 Aug - 05 Aug	Air Serbia
06 Aug - 13 Aug	Air Serbia
03 Aug - 10 Aug	Air Serbia
08 Aug - 10 Aug	Air Serbia
15 Aug - 18 Aug	Air Serbia
07 Aug - 10 Aug	Air Serbia

Also check the deals for one-way flights from Vienna to Ljubljana 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 Vienna to Ljubljana in August from 198€

Return flights