Cheapest one-way flights from London to Ljubljana in September from $118

AirHint found the following cheapest one-way flights from London (LHR) to Ljubljana (LJU) in September 2025 (see full year).

One-Way flights

17 Sep Air Serbia
22 Sep Vueling Airlines
28 Sep British Airways direct
14 Sep Air Serbia
06 Sep Air Serbia
03 Sep Air Serbia
02 Sep Air Serbia
24 Sep Vueling Airlines
12 Sep Eurowings
30 Sep Lufthansa

Also check the deals for return flights from London to Ljubljana in September.

Skyscanner

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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