Cheapest return flights from London to Perth in September from $724

Best time to book flights for London (LHR) to Perth (PER) flights at AirHint

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

Return flights

05 Sep - 08 Sep Hainan Airlines
24 Sep - 16 Oct Shenzhen Airlines
03 Sep - 22 Sep Hainan Airlines
11 Sep - 09 Oct China Southern
25 Sep - 16 Oct China Southern
17 Sep - 30 Sep Hainan Airlines
09 Sep - 16 Sep Etihad Airways
10 Sep - 24 Sep Etihad Airways
23 Sep - 30 Sep Etihad Airways
11 Sep - 18 Sep British Airways
23 Sep - 07 Oct Etihad Airways
01 Sep - 30 Sep Etihad Airways
09 Sep - 30 Sep Etihad Airways
07 Sep - 14 Sep British Airways
25 Sep - 10 Oct Etihad Airways
20 Sep - 04 Oct Etihad Airways
26 Sep - 17 Oct Etihad Airways
27 Sep - 17 Oct Etihad Airways
27 Sep - 18 Oct Etihad Airways
30 Sep - 07 Oct Etihad Airways

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

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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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