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

Return flights

01 Jul - 24 Jul	Ryanair
02 Jul - 05 Aug	Ryanair
02 Jul - 09 Jul	Ryanair
07 Jul - 21 Jul	Ryanair
02 Jul - 15 Jul	Ryanair
10 Jul - 17 Jul	Ryanair
09 Jul - 21 Jul	Ryanair
09 Jul - 16 Jul	Ryanair
08 Jul - 15 Jul	Ryanair
07 Jul - 25 Jul	Ryanair
07 Jul - 14 Jul	Ryanair
30 Jul - 06 Aug	Ryanair
21 Jul - 05 Aug	Ryanair
28 Jul - 04 Aug	Ryanair
28 Jul - 11 Aug	Ryanair
21 Jul - 11 Aug	Ryanair
07 Jul - 03 Aug	Ryanair
27 Jul - 03 Aug	Ryanair
21 Jul - 04 Aug	Ryanair
15 Jul - 06 Aug	Ryanair

Also check the deals for one-way flights from London to Perth 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 London to Perth in July from $924

Return flights