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

Return flights

04 Aug - 06 Aug	Wizz Air UK
07 Aug - 14 Aug	Wizz Air UK
04 Aug - 12 Aug	Wizz Air UK
04 Aug - 07 Aug	Wizz Air UK
12 Aug - 15 Aug	Wizz Air UK
18 Aug - 20 Aug	Wizz Air UK
31 Aug - 05 Sep	Wizz Air UK
04 Aug - 10 Aug	Wizz Air UK
11 Aug - 15 Aug	Wizz Air UK
21 Aug - 27 Aug	Wizz Air UK
13 Aug - 18 Aug	Wizz Air UK
29 Aug - 04 Sep	Wizz Air UK
27 Aug - 02 Sep	easyJet
30 Aug - 09 Sep	Ryanair
28 Aug - 04 Sep	easyJet
30 Aug - 07 Sep	Wizz Air UK
30 Aug - 02 Sep	easyJet
27 Aug - 01 Sep	Wizz Air
25 Aug - 01 Sep	Wizz Air UK
30 Aug - 06 Sep	Ryanair

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 241€

Return flights