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

Return flights

07 Mar - 08 Mar	SWISS
07 Mar - 11 Mar	SWISS
06 Mar - 08 Mar	SWISS
07 Mar - 14 Mar	SWISS
03 Mar - 08 Mar	SWISS
12 Mar - 17 Mar	SWISS
19 Mar - 24 Mar	SWISS
20 Mar - 25 Mar	SWISS
04 Mar - 08 Mar	SWISS
10 Mar - 15 Mar	SWISS
25 Mar - 01 Apr	SWISS
07 Mar - 10 Apr	SWISS
29 Mar - 02 Apr	KLM
07 Mar - 12 Apr	SWISS
04 Mar - 12 Apr	SWISS
30 Mar - 03 Apr	KLM
28 Mar - 01 Apr	SWISS
07 Mar - 11 Apr	SWISS
28 Mar - 02 Apr	KLM
30 Mar - 12 Apr	Lufthansa

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

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 March from 214€

Return flights