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

Return flights

27 Oct - 31 Oct	Air Serbia
31 Oct - 02 Nov	Air Serbia
15 Oct - 19 Oct	Wizz Air
19 Oct - 07 Nov	LOT
27 Oct - 14 Nov	Air Serbia
12 Oct - 16 Oct	Air Serbia
15 Oct - 15 Oct	LOT
20 Oct - 22 Oct	LOT
17 Oct - 14 Nov	LOT
13 Oct - 15 Oct	Air Montenegro
07 Oct - 08 Oct	LOT
30 Oct - 06 Nov	KLM
25 Oct - 02 Nov	LOT
09 Oct - 10 Oct	LOT
07 Oct - 10 Oct	LOT
24 Oct - 02 Nov	Air Serbia
19 Oct - 20 Oct	LOT
31 Oct - 02 Nov	Brussels Airlines	direct
31 Oct - 07 Nov	Brussels Airlines	direct
24 Oct - 02 Nov	Brussels Airlines	direct

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

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Cheapest return flights from Ljubljana to Brussels in October from $244

Return flights