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

Return flights

22 Jul - 29 Aug	AirAsia
19 Jul - 30 Aug	Scoot Tigerair
26 Jul - 26 Aug	Scoot Tigerair
14 Jul - 12 Aug	AirAsia
26 Jul - 20 Aug	Scoot Tigerair
31 Jul - 25 Aug	AirAsia
30 Jul - 10 Aug	AirAsia
29 Jul - 11 Aug	AirAsia
21 Jul - 20 Aug	AirAsia
24 Jul - 22 Aug	Scoot Tigerair
17 Jul - 27 Jul	AirAsia
22 Jul - 28 Jul	Batik Air Malaysia
17 Jul - 26 Jul	AirAsia
21 Jul - 29 Jul	Batik Air Malaysia
15 Jul - 27 Jul	Batik Air Malaysia
21 Jul - 30 Jul	AirAsia
24 Jul - 31 Jul	AirAsia
16 Jul - 29 Jul	AirAsia
09 Jul - 27 Jul	AirAsia
07 Jul - 27 Jul	AirAsia

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

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 July from 742€

Return flights