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

Return flights

13 Oct - 16 Oct	Ryanair
04 Oct - 07 Oct	Transavia France
03 Oct - 07 Oct	Aer Lingus
28 Oct - 25 Nov	KLM
01 Oct - 08 Oct	Lufthansa
13 Oct - 15 Oct	Ryanair
31 Oct - 03 Nov	Lufthansa
03 Oct - 06 Oct	Ryanair
11 Oct - 13 Oct	Ryanair
10 Oct - 15 Oct	KLM
20 Oct - 25 Oct	KLM
24 Oct - 27 Oct	Ryanair

Also check the deals for one-way flights from Dublin 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.

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Cheapest return flights from Dublin to Ljubljana in October from 170€

Return flights