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

Return flights

25 Aug - 01 Sep	Scoot Tigerair
06 Aug - 26 Aug	AirAsia
04 Aug - 25 Aug	AirAsia
21 Aug - 14 Sep	Scoot Tigerair
02 Aug - 15 Aug	AirAsia
18 Aug - 25 Aug	AirAsia
03 Aug - 31 Aug	Batik Air Malaysia
06 Aug - 21 Aug	Scoot Tigerair
19 Aug - 02 Sep	Jetstar
19 Aug - 16 Sep	Jetstar
12 Aug - 02 Sep	Jetstar
04 Aug - 17 Aug	Scoot Tigerair
02 Aug - 16 Aug	AirAsia
06 Aug - 14 Aug	Scoot Tigerair
04 Aug - 13 Aug	Scoot Tigerair
12 Aug - 09 Sep	AirAsia
08 Aug - 01 Sep	Scoot Tigerair
23 Aug - 17 Sep	VietJet Air
14 Aug - 18 Sep	Qatar Airways
13 Aug - 23 Sep	Virgin Australia

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

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 August from $986

Return flights