Cheapest one-way flights from London to Perth in September from $509

AirHint found the following cheapest one-way flights from London (LHR) to Perth (PER) in September 2025 (see full year).

One-Way flights

09 Sep British Airways
01 Sep China Southern
19 Sep British Airways
22 Sep Aegean Airlines
12 Sep British Airways
21 Sep British Airways
03 Sep Hainan Airlines
07 Sep British Airways
23 Sep Aegean Airlines
13 Sep British Airways

Also check the deals for return flights from London to Perth in September.

Skyscanner

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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