AirHint found the following cheapest return flights from London (STN) to Perth (PER) in August 2026 (see full year).

Return flights

30 Aug - 13 Sep	Pegasus Airlines
31 Aug - 09 Sep	Pegasus Airlines
23 Aug - 13 Sep	Pegasus Airlines
19 Aug - 11 Sep	Pegasus Airlines
18 Aug - 08 Sep	Ryanair
24 Aug - 07 Sep	Pegasus Airlines
05 Aug - 18 Aug	Ryanair
28 Aug - 19 Sep	Ryanair
26 Aug - 02 Sep	Ryanair
05 Aug - 26 Aug	Ryanair
09 Aug - 22 Aug	AJet
10 Aug - 17 Aug	Pegasus Airlines
17 Aug - 31 Aug	Ryanair
08 Aug - 29 Aug	AJet
07 Aug - 21 Aug	Pegasus Airlines
06 Aug - 27 Aug	Ryanair
01 Aug - 15 Aug	Ryanair
03 Aug - 23 Aug	Ryanair
01 Aug - 02 Sep	Ryanair
01 Aug - 01 Sep	Ryanair

Also check the deals for one-way flights from London to Perth 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 London to Perth in August from 788€

Return flights