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

Return flights

29 Aug - 05 Sep	Air Serbia
13 Aug - 27 Aug	Lufthansa
21 Aug - 24 Aug	Lufthansa
01 Aug - 01 Sep	Lufthansa
24 Aug - 30 Aug	SWISS
24 Aug - 31 Aug	SWISS
28 Aug - 31 Aug	Lufthansa
28 Aug - 30 Aug	Brussels Airlines
29 Aug - 30 Aug	Lufthansa
29 Aug - 05 Sep	British Airways	direct
29 Aug - 30 Aug	British Airways	direct
24 Aug - 31 Aug	British Airways	direct
28 Aug - 31 Aug	British Airways	direct
01 Aug - 01 Sep	British Airways	direct

Also check the deals for one-way flights from London to Ljubljana in August.

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 August from 175€

Return flights