AirHint found the following cheapest return flights from London (LHR) to Ljubljana (LJU) in August 2025 (see full year).

Return flights

29 Aug - 03 Sep	Lufthansa
29 Aug - 06 Sep	Lufthansa
29 Aug - 05 Sep	Lufthansa
25 Aug - 03 Sep	Brussels Airlines
25 Aug - 08 Sep	Brussels Airlines
29 Aug - 12 Sep	Brussels Airlines
30 Aug - 04 Sep	Lufthansa
30 Aug - 06 Sep	Lufthansa
30 Aug - 05 Sep	Lufthansa
25 Aug - 01 Sep	Brussels Airlines
13 Aug - 27 Aug	Lufthansa
20 Aug - 27 Aug	Lufthansa
20 Aug - 23 Aug	Lufthansa
21 Aug - 23 Aug	Brussels Airlines
13 Aug - 16 Aug	Brussels Airlines
14 Aug - 19 Aug	Brussels Airlines
21 Aug - 27 Aug	Brussels Airlines
14 Aug - 20 Aug	Brussels Airlines
19 Aug - 27 Aug	SWISS
15 Aug - 19 Aug	SWISS

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.

Book a cheap hotel in Ljubljana

Cheap car rent in Ljubljana

Cheapest return flights from London to Ljubljana in August from 184€

Return flights