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

Return flights

05 Dec - 16 Dec	Wizz Air UK
05 Dec - 14 Dec	Wizz Air UK
02 Dec - 27 Jan	Wizz Air UK
02 Dec - 09 Dec	Wizz Air UK
13 Dec - 11 Jan	easyJet
01 Dec - 14 Dec	Wizz Air Malta
10 Dec - 17 Dec	Wizz Air UK
15 Dec - 15 Jan	easyJet
02 Dec - 07 Dec	Wizz Air UK
07 Dec - 14 Dec	Wizz Air UK
01 Dec - 07 Dec	Wizz Air UK
04 Dec - 25 Dec	Vueling Airlines
04 Dec - 15 Jan	Wizz Air UK
05 Dec - 24 Dec	China Eastern
11 Dec - 07 Jan	Vueling Airlines
11 Dec - 10 Jan	Vueling Airlines
12 Dec - 09 Jan	Wizz Air UK
22 Dec - 12 Jan	easyJet
18 Dec - 12 Jan	easyJet
18 Dec - 11 Jan	easyJet

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 $824

Return flights