Cheapest one-way flights from London to Ljubljana in December from $92

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

One-Way flights

10 Dec Air Serbia
09 Dec Air Serbia
14 Dec Air Serbia
15 Dec Vueling Airlines
16 Dec Vueling Airlines
13 Dec Vueling Airlines
11 Dec Lufthansa
31 Dec KLM
26 Dec Lufthansa
30 Dec Lufthansa

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

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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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