AirHint found the following cheapest return flights from Luxemburg (LUX) to Ljubljana (LJU) in July 2025 (see full year).

Return flights

17 Jul - 22 Jul	Lufthansa
31 Jul - 03 Aug	Lufthansa
06 Jul - 13 Jul	Luxair	direct
07 Jul - 11 Jul	SWISS
13 Jul - 20 Jul	Luxair	direct
03 Jul - 04 Jul	Lufthansa
03 Jul - 06 Jul	Lufthansa
03 Jul - 05 Jul	Lufthansa
03 Jul - 07 Jul	Lufthansa
26 Jul - 29 Jul	Lufthansa
26 Jul - 31 Jul	SWISS

Also check the deals for one-way flights from Luxemburg to Ljubljana in July.

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 Luxemburg to Ljubljana in July from 171€

Return flights