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

Return flights

29 Aug - 05 Sep	Brussels Airlines	direct
28 Aug - 03 Sep	Brussels Airlines	direct
25 Aug - 01 Sep	Brussels Airlines	direct
29 Aug - 01 Sep	Brussels Airlines	direct
28 Aug - 01 Sep	Brussels Airlines	direct
28 Aug - 04 Sep	Brussels Airlines	direct
19 Aug - 26 Aug	LOT
18 Aug - 22 Aug	LOT
31 Aug - 03 Sep	Brussels Airlines	direct
22 Aug - 24 Aug	LOT
16 Aug - 21 Aug	LOT
19 Aug - 22 Aug	LOT
17 Aug - 22 Aug	LOT
15 Aug - 21 Aug	LOT
18 Aug - 21 Aug	LOT
21 Aug - 25 Aug	LOT
03 Aug - 13 Aug	LOT
31 Aug - 01 Sep	LOT
31 Aug - 01 Sep	Brussels Airlines	direct

Also check the deals for one-way flights from Brussels 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 Brussels to Ljubljana in August from $217

Return flights