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

Return flights

14 Apr - 21 Apr	SWISS
28 Apr - 23 May	KLM
22 Apr - 13 May	KLM
09 Apr - 21 May	KLM
21 Apr - 25 May	KLM
07 Apr - 30 Apr	British Airways
15 Apr - 29 Apr	British Airways
06 Apr - 13 Apr	KLM
08 Apr - 08 May	KLM
08 Apr - 22 Apr	British Airways
23 Apr - 14 May	KLM
26 Apr - 06 May	KLM
06 Apr - 21 Apr	British Airways
06 Apr - 17 Apr	British Airways
09 Apr - 16 Apr	KLM
03 Apr - 05 May	KLM
01 Apr - 21 Apr	British Airways
02 Apr - 19 Apr	British Airways
02 Apr - 04 May	SWISS
29 Apr - 11 May	SWISS

Also check the deals for one-way flights from London to Perth in April.

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 April from 1106€

Return flights