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

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

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

Return flights

05 Sep - 08 Sep Hainan Airlines
23 Sep - 15 Oct China Southern
09 Sep - 16 Sep Scandinavian Airlines
01 Sep - 08 Sep Wizz Air Malta
11 Sep - 16 Sep Ryanair
07 Sep - 14 Sep British Airways
10 Sep - 24 Sep Etihad Airways
11 Sep - 18 Sep British Airways
14 Sep - 21 Sep Pegasus Airlines
09 Sep - 30 Sep Etihad Airways
17 Sep - 24 Sep Etihad Airways
27 Sep - 17 Oct Turkish Airlines
25 Sep - 02 Oct Etihad Airways
19 Sep - 18 Oct Malaysia Airlines
24 Sep - 09 Oct Malaysia Airlines
19 Sep - 07 Oct Malaysia Airlines
06 Sep - 08 Oct Malaysia Airlines
16 Sep - 08 Oct Malaysia Airlines
15 Sep - 21 Oct Malaysia Airlines
23 Sep - 23 Oct Malaysia Airlines

Also check the deals for one-way 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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