Cheapest return flights from London to Ljubljana in September from $170

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

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

Return flights

28 Sep - 02 Oct easyJet direct
15 Sep - 20 Sep easyJet
16 Sep - 20 Sep easyJet
01 Sep - 05 Sep easyJet
27 Sep - 03 Oct British Airways direct
27 Sep - 04 Oct British Airways
20 Sep - 27 Sep Air Serbia
15 Sep - 18 Sep easyJet direct
17 Sep - 20 Sep Wizz Air UK
21 Sep - 27 Sep easyJet
07 Sep - 12 Sep easyJet direct
13 Sep - 20 Sep Air Serbia
17 Sep - 24 Sep Wizz Air UK
27 Sep - 02 Oct Brussels Airlines
27 Sep - 02 Oct British Airways direct
26 Sep - 02 Oct Brussels Airlines
27 Sep - 01 Oct Brussels Airlines
25 Sep - 01 Oct Lufthansa
26 Sep - 01 Oct Lufthansa
26 Sep - 02 Oct easyJet direct

Also check the deals for one-way flights from London to Ljubljana in September.

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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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