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

Return flights

08 Dec - 15 Jan	easyJet
08 Dec - 08 Jan	easyJet
04 Dec - 11 Dec	Wizz Air UK
03 Dec - 10 Dec	Vueling Airlines
02 Dec - 09 Dec	Wizz Air UK
12 Dec - 15 Jan	easyJet
03 Dec - 09 Dec	Wizz Air Malta
07 Dec - 11 Jan	British Airways
07 Dec - 14 Dec	Wizz Air UK
01 Dec - 08 Dec	Wizz Air UK
08 Dec - 18 Dec	Wizz Air UK
09 Dec - 16 Dec	Wizz Air UK
08 Dec - 15 Dec	Wizz Air UK
07 Dec - 15 Jan	easyJet
12 Dec - 11 Jan	easyJet
07 Dec - 18 Jan	easyJet
05 Dec - 12 Dec	Ryanair
27 Dec - 20 Jan	Wizz Air UK
30 Dec - 06 Jan	Wizz Air UK
06 Dec - 20 Jan	Malaysia Airlines

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 $818

Return flights