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

Return flights

20 Aug - 25 Aug	Lufthansa
13 Aug - 18 Aug	Lufthansa
05 Aug - 10 Aug	Lufthansa
06 Aug - 10 Aug	Lufthansa
05 Aug - 09 Aug	Lufthansa
09 Aug - 15 Aug	Air Serbia
29 Aug - 05 Sep	Air Serbia
01 Aug - 15 Aug	Air Serbia
15 Aug - 22 Aug	Air Serbia
08 Aug - 15 Aug	Air Serbia
10 Aug - 15 Aug	Lufthansa
29 Aug - 05 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 177€

Return flights