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

Return flights

16 Jan - 19 Jan	SWISS
16 Jan - 18 Jan	SWISS
15 Jan - 19 Jan	SWISS
23 Jan - 25 Jan	SWISS
05 Jan - 09 Jan	KLM
05 Jan - 11 Jan	KLM
07 Jan - 11 Jan	KLM
08 Jan - 12 Jan	KLM
08 Jan - 11 Jan	KLM
30 Jan - 08 Feb	SWISS
28 Jan - 02 Feb	KLM
01 Jan - 08 Jan	Lufthansa
30 Jan - 01 Feb	SWISS
29 Jan - 01 Feb	SWISS
28 Jan - 01 Feb	KLM
31 Jan - 01 Feb	ITA Airways

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.

Book a cheap hotel in Ljubljana

Cheap car rent in Ljubljana

Cheapest return flights from London to Ljubljana in January from 210€

Return flights