Cheapest one-way flights from London to Perth in September from 447€

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

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

One-Way flights

21 Sep Aegean Airlines
11 Sep Aegean Airlines
15 Sep Aegean Airlines
03 Sep British Airways
07 Sep Aegean Airlines
06 Sep Aegean Airlines
08 Sep Aegean Airlines
14 Sep Aegean Airlines
10 Sep Eurowings
12 Sep Aegean Airlines

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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