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

Return flights

29 Jan - 01 Feb	Lufthansa
30 Jan - 01 Feb	Lufthansa
30 Jan - 03 Feb	Lufthansa
31 Jan - 01 Feb	SWISS
31 Jan - 02 Feb	SWISS
25 Jan - 01 Feb	Lufthansa
22 Jan - 09 Feb	Lufthansa
28 Jan - 01 Feb	SWISS
31 Jan - 03 Feb	SWISS
27 Jan - 03 Feb	Lufthansa
24 Jan - 29 Jan	Lufthansa
22 Jan - 29 Jan	Lufthansa
22 Jan - 30 Jan	Lufthansa
23 Jan - 30 Jan	Lufthansa
24 Jan - 27 Jan	Air France
24 Jan - 26 Jan	Air France
23 Jan - 31 Jan	SWISS
22 Jan - 26 Jan	Lufthansa
21 Jan - 30 Jan	SWISS
23 Jan - 25 Jan	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 189€

Return flights