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

Return flights

02 Mar - 11 Mar	SWISS
03 Mar - 09 Mar	SWISS
01 Mar - 11 Mar	Lufthansa
02 Mar - 16 Mar	SWISS
03 Mar - 17 Mar	SWISS
02 Mar - 10 Mar	SWISS
06 Mar - 09 Mar	Lufthansa
10 Mar - 24 Mar	SWISS
01 Mar - 15 Mar	SWISS
10 Mar - 23 Mar	SWISS
23 Mar - 21 Apr	SWISS
18 Mar - 07 Apr	SWISS
18 Mar - 05 Apr	SWISS
25 Mar - 15 Apr	Lufthansa
27 Mar - 25 Apr	SWISS
22 Mar - 07 Apr	SWISS
30 Mar - 27 Apr	KLM
30 Mar - 20 Apr	KLM
24 Mar - 07 Apr	SWISS
17 Mar - 22 Apr	British Airways

Also check the deals for one-way flights from London to Perth 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 Perth in March from 740€

Return flights