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

Return flights

28 Apr - 15 May	British Airways
21 Apr - 27 Apr	British Airways
24 Apr - 10 May	British Airways
24 Apr - 15 May	British Airways
13 Apr - 27 Apr	British Airways
02 Apr - 13 Apr	British Airways
06 Apr - 20 Apr	KLM
06 Apr - 13 Apr	KLM
16 Apr - 01 May	British Airways
03 Apr - 13 Apr	KLM
03 Apr - 17 Apr	KLM
22 Apr - 18 May	KLM
20 Apr - 09 May	Lufthansa
11 Apr - 25 Apr	SWISS
04 Apr - 18 Apr	SWISS
03 Apr - 19 Apr	SWISS
23 Apr - 17 May	Condor
21 Apr - 09 May	Condor
25 Apr - 02 May	SWISS
27 Apr - 04 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.

Book a cheap hotel in Perth

Cheap car rent in Perth

Cheapest return flights from London to Perth in April from $1480

Return flights