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

Return flights

10 Jun - 16 Jun	Lufthansa
10 Jun - 13 Jun	Lufthansa
10 Jun - 17 Jun	Lufthansa
24 Jun - 01 Jul	Lufthansa
17 Jun - 25 Jun	Lufthansa
27 Jun - 07 Jul	British Airways	direct
26 Jun - 26 Jul	British Airways	direct
27 Jun - 04 Jul	Lufthansa
26 Jun - 04 Jul	British Airways	direct
17 Jun - 24 Jun	Lufthansa
26 Jun - 30 Jun	SWISS
04 Jun - 10 Jun	SWISS
05 Jun - 07 Jun	SWISS
05 Jun - 12 Jun	SWISS
05 Jun - 13 Jun	SWISS
27 Jun - 04 Jul	British Airways	direct
27 Jun - 10 Jul	British Airways	direct
20 Jun - 01 Jul	SWISS
29 Jun - 07 Jul	British Airways	direct
22 Jun - 04 Jul	Lufthansa

Also check the deals for one-way flights from London 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 London to Ljubljana in June from 174€

Return flights