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

Return flights

28 Oct - 09 Nov	Ryanair
28 Oct - 12 Nov	Ryanair
27 Oct - 13 Nov	Air China
28 Oct - 11 Nov	Ryanair
21 Oct - 04 Nov	Ryanair
21 Oct - 28 Oct	Ryanair
28 Oct - 07 Nov	Ryanair
29 Oct - 17 Nov	Wizz Air UK
31 Oct - 09 Nov	Wizz Air UK
22 Oct - 05 Nov	Turkmenistan Airlines
29 Oct - 12 Nov	Wizz Air UK
22 Oct - 28 Oct	Turkmenistan Airlines
22 Oct - 30 Oct	Turkmenistan Airlines
21 Oct - 30 Oct	Ryanair
14 Oct - 28 Oct	Air China
21 Oct - 26 Oct	Ryanair
19 Oct - 28 Oct	Wizz Air UK
18 Oct - 26 Oct	Ryanair
15 Oct - 28 Oct	Turkmenistan Airlines
01 Oct - 29 Oct	Turkmenistan Airlines

Also check the deals for one-way flights from London to Perth 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 London to Perth in October from $773

Return flights