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

Return flights

17 Jun - 20 Jun	Lufthansa
18 Jun - 27 Jun	SWISS
03 Jun - 09 Jun	SWISS
24 Jun - 29 Jun	Lufthansa
05 Jun - 09 Jun	SWISS
07 Jun - 13 Jun	SWISS
16 Jun - 23 Jun	SWISS
12 Jun - 17 Jun	SWISS
04 Jun - 07 Jun	SWISS
04 Jun - 13 Jun	SWISS
23 Jun - 01 Jul	SWISS
30 Jun - 03 Jul	British Airways	direct
27 Jun - 02 Jul	SWISS
30 Jun - 04 Jul	SWISS
30 Jun - 05 Jul	British Airways	direct
30 Jun - 05 Jul	British Airways
30 Jun - 04 Jul	British Airways	direct
24 Jun - 02 Jul	Vueling Airlines
27 Jun - 02 Jul	British Airways	direct
24 Jun - 09 Jul	Vueling Airlines

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 176€

Return flights