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

Return flights

05 Aug - 09 Aug	Lufthansa
18 Aug - 24 Aug	Lufthansa
13 Aug - 21 Aug	Lufthansa
13 Aug - 22 Aug	Lufthansa
18 Aug - 25 Aug	Lufthansa
05 Aug - 12 Aug	Lufthansa
13 Aug - 18 Aug	Lufthansa
18 Aug - 27 Aug	Lufthansa
12 Aug - 15 Aug	Lufthansa
18 Aug - 22 Aug	Lufthansa
27 Aug - 02 Sep	Lufthansa
31 Aug - 05 Sep	SWISS
28 Aug - 02 Sep	SWISS
26 Aug - 01 Sep	Lufthansa
29 Aug - 02 Sep	SWISS
28 Aug - 04 Sep	SWISS
29 Aug - 05 Sep	SWISS
29 Aug - 15 Sep	Lufthansa
29 Aug - 01 Sep	SWISS
29 Aug - 06 Sep	Lufthansa

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 174€

Return flights