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

Return flights

27 Mar - 31 Mar	SWISS
13 Mar - 15 Mar	SWISS
06 Mar - 08 Mar	SWISS
12 Mar - 15 Mar	SWISS
04 Mar - 08 Mar	SWISS
04 Mar - 10 Mar	SWISS
31 Mar - 08 Apr	SWISS
02 Mar - 08 Mar	SWISS
02 Mar - 18 Mar	SWISS
18 Mar - 22 Mar	SWISS
27 Mar - 30 Mar	SWISS
31 Mar - 09 Apr	SWISS
29 Mar - 02 Apr	KLM
27 Mar - 03 Apr	SWISS
30 Mar - 02 Apr	SWISS
29 Mar - 03 Apr	KLM
31 Mar - 05 Apr	SWISS
30 Mar - 01 Apr	Lufthansa
28 Mar - 01 Apr	SWISS
28 Mar - 04 Apr	SWISS

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 210€

Return flights