Cheapest return flights from London to Perth in September from $1065

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

07 Sep - 14 Sep British Airways
06 Sep - 14 Sep British Airways
06 Sep - 13 Sep Shenzhen Airlines
21 Sep - 12 Oct Singapore Airlines
01 Sep - 30 Sep Singapore Airlines
08 Sep - 12 Oct Singapore Airlines
22 Sep - 05 Oct Singapore Airlines
21 Sep - 21 Oct Singapore Airlines
14 Sep - 12 Oct Singapore Airlines
11 Sep - 30 Sep Singapore Airlines
01 Sep - 15 Sep Singapore Airlines
19 Sep - 21 Sep Etihad Airways
08 Sep - 22 Sep British Airways
06 Sep - 15 Sep Singapore Airlines
19 Sep - 17 Oct Singapore Airlines
17 Sep - 11 Oct Singapore Airlines
23 Sep - 17 Oct Singapore Airlines
01 Sep - 22 Sep Singapore Airlines
17 Sep - 08 Oct Cathay Pacific
29 Sep - 12 Oct Cathay Pacific

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.

Book a cheap hotel in Perth

Cheap car rent in Perth