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

Return flights

12 Jun - 18 Jun	Scandinavian Airlines
11 Jun - 17 Jun	Lufthansa
21 Jun - 27 Jun	Air Serbia
18 Jun - 27 Jun	Lufthansa
25 Jun - 27 Jun	Lufthansa
06 Jun - 13 Jun	Air Serbia
20 Jun - 27 Jun	Air Serbia
16 Jun - 20 Jun	SWISS
16 Jun - 23 Jun	SWISS
27 Jun - 07 Jul	Lufthansa
04 Jun - 10 Jun	Lufthansa
27 Jun - 07 Jul	British Airways	direct
27 Jun - 05 Jul	Air Serbia
23 Jun - 01 Jul	Brussels Airlines
27 Jun - 23 Jul	British Airways	direct
26 Jun - 10 Jul	LOT
28 Jun - 01 Jul	Air Serbia
26 Jun - 05 Jul	LOT
27 Jun - 05 Jul	British Airways	direct
28 Jun - 01 Jul	British Airways	direct

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 175€

Return flights