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

Return flights

21 Oct - 05 Nov	Ryanair
29 Oct - 17 Nov	Ryanair
21 Oct - 18 Nov	Ryanair
19 Oct - 04 Nov	Ryanair
28 Oct - 14 Nov	Ryanair
22 Oct - 05 Nov	Ryanair
22 Oct - 04 Nov	Ryanair
21 Oct - 27 Oct	Ryanair
28 Oct - 18 Nov	Ryanair
19 Oct - 27 Oct	Ryanair
28 Oct - 20 Nov	Ryanair
30 Oct - 16 Nov	Ryanair
20 Oct - 27 Oct	Ryanair
15 Oct - 19 Oct	AJet
14 Oct - 24 Oct	Ryanair
01 Oct - 22 Oct	Ryanair
02 Oct - 21 Oct	easyJet
16 Oct - 27 Oct	Ryanair
23 Oct - 30 Oct	Ryanair
17 Oct - 22 Oct	Ryanair

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 $807

Return flights