Cheapest return flights from London to Ljubljana in September from 175€

Best time to book flights for London (LHR) to Ljubljana (LJU) flights at AirHint

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

Return flights

11 Sep - 18 Sep Lufthansa
03 Sep - 09 Sep Lufthansa
26 Sep - 29 Sep SWISS
18 Sep - 25 Sep Lufthansa
03 Sep - 11 Sep Lufthansa
09 Sep - 16 Sep SWISS
12 Sep - 22 Sep SWISS
19 Sep - 22 Sep SWISS
13 Sep - 15 Sep Lufthansa
02 Sep - 09 Sep SWISS
27 Sep - 01 Oct British Airways direct

Also check the deals for one-way 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.

Book a cheap hotel in Ljubljana

Cheap car rent in Ljubljana