AirHint found the following cheapest return flights from London (LHR) to Ljubljana (LJU) in January 2026 (see full year).

Return flights

16 Jan - 18 Jan	Lufthansa
22 Jan - 25 Jan	Lufthansa
15 Jan - 18 Jan	Lufthansa
23 Jan - 26 Jan	Lufthansa
13 Jan - 21 Jan	Lufthansa
15 Jan - 21 Jan	Lufthansa
15 Jan - 22 Jan	Lufthansa
15 Jan - 19 Jan	Lufthansa
16 Jan - 19 Jan	Lufthansa
22 Jan - 26 Jan	Lufthansa
26 Jan - 01 Feb	Lufthansa
27 Jan - 02 Feb	Lufthansa
29 Jan - 04 Feb	Lufthansa
30 Jan - 01 Feb	Lufthansa
29 Jan - 01 Feb	Lufthansa
30 Jan - 02 Feb	Lufthansa
30 Jan - 09 Feb	Lufthansa
27 Jan - 01 Feb	Lufthansa
29 Jan - 03 Feb	Lufthansa
30 Jan - 04 Feb	Lufthansa

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

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 January from 164€

Return flights