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

Return flights

22 Sep - 20 Oct	SKY express
09 Sep - 08 Oct	Wizz Air UK
24 Sep - 08 Oct	Wizz Air UK
11 Sep - 01 Oct	SKY express
10 Sep - 08 Oct	Wizz Air UK
03 Sep - 09 Oct	Qatar Airways
06 Sep - 20 Sep	SKY express
11 Sep - 05 Oct	China Southern
11 Sep - 22 Sep	Wizz Air UK
04 Sep - 09 Oct	Wizz Air UK
23 Sep - 14 Oct	Qatar Airways
07 Sep - 22 Sep	Wizz Air UK
14 Sep - 05 Oct	Wizz Air UK
02 Sep - 23 Sep	Wizz Air UK
09 Sep - 19 Sep	Wizz Air UK
21 Sep - 26 Sep	Qatar Airways
02 Sep - 09 Sep	Wizz Air UK
14 Sep - 30 Sep	Turkish Airlines
10 Sep - 17 Sep	Turkish Airlines
11 Sep - 20 Sep	Turkish Airlines

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

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 September from 818€

Return flights