AirHint found the following cheapest return flights from Dublin (DUB) to Ljubljana (LJU) in June 2026 (see full year).

Return flights

10 Jun - 13 Jun	KLM
13 Jun - 22 Jun	KLM
16 Jun - 20 Jun	KLM
10 Jun - 19 Jun	KLM
25 Jun - 01 Jul	KLM
11 Jun - 18 Jun	KLM
01 Jun - 05 Jun	Lufthansa
16 Jun - 21 Jun	SWISS
07 Jun - 14 Jun	Norwegian Air Sweden AOC
12 Jun - 15 Jun	Lufthansa
14 Jun - 19 Jun	KLM
27 Jun - 11 Jul	Ryanair
26 Jun - 03 Jul	KLM

Also check the deals for one-way flights from Dublin to Ljubljana in June.

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 June from 182€

Return flights