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

Return flights

23 Jun - 28 Jul	Lufthansa
03 Jun - 18 Jun	SWISS
04 Jun - 18 Jun	SWISS
02 Jun - 18 Jun	SWISS
18 Jun - 25 Jun	SWISS
17 Jun - 24 Jun	British Airways
05 Jun - 18 Jun	SWISS
25 Jun - 16 Jul	SWISS
11 Jun - 14 Jun	British Airways
08 Jun - 21 Jun	British Airways
05 Jun - 04 Jul	KLM
04 Jun - 14 Jun	British Airways
18 Jun - 24 Jun	British Airways
24 Jun - 01 Jul	British Airways
13 Jun - 04 Jul	KLM
22 Jun - 06 Jul	KLM
24 Jun - 24 Jul	KLM
26 Jun - 03 Jul	KLM
28 Jun - 13 Jul	SWISS

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

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 June from 1034€

Return flights