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

Return flights

01 Dec - 31 Jan	Vueling Airlines
02 Dec - 22 Jan	Wizz Air UK
07 Dec - 19 Jan	Air China
04 Dec - 20 Dec	China Southern
02 Dec - 20 Dec	China Southern
04 Dec - 28 Dec	China Southern
08 Dec - 25 Jan	Ryanair
08 Dec - 19 Jan	Ryanair
13 Dec - 18 Jan	Ryanair
04 Dec - 15 Jan	China Southern
02 Dec - 07 Dec	Wizz Air UK
10 Dec - 25 Jan	Ryanair
02 Dec - 09 Dec	Wizz Air UK
13 Dec - 25 Jan	Wizz Air UK
03 Dec - 11 Dec	Wizz Air Malta
12 Dec - 17 Jan	easyJet
08 Dec - 15 Dec	Ryanair
01 Dec - 08 Dec	Ryanair
01 Dec - 09 Dec	Vueling Airlines
04 Dec - 22 Dec	China Southern

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

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 December from 641€

Return flights