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

Return flights

14 Oct - 28 Oct	AirAsia
15 Oct - 29 Oct	AirAsia
17 Oct - 31 Oct	AirAsia
11 Oct - 11 Nov	AirAsia
17 Oct - 01 Nov	AirAsia
07 Oct - 04 Nov	AirAsia
09 Oct - 20 Oct	Batik Air Malaysia
07 Oct - 21 Oct	AirAsia
16 Oct - 30 Oct	Jetstar
30 Oct - 15 Nov	AirAsia
25 Oct - 22 Nov	Singapore Airlines
13 Oct - 20 Oct	AirAsia
15 Oct - 24 Oct	AirAsia
20 Oct - 20 Nov	Singapore Airlines
21 Oct - 16 Nov	Qatar Airways
09 Oct - 01 Nov	AirAsia
03 Oct - 24 Oct	AirAsia
27 Oct - 11 Nov	Qatar Airways
14 Oct - 18 Nov	Singapore Airlines
09 Oct - 24 Oct	AirAsia

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

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 Perth to London in October from 676€

Return flights