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

Return flights

27 Dec - 23 Jan	Wizz Air UK
27 Dec - 16 Jan	Wizz Air UK
24 Dec - 21 Jan	Wizz Air Malta
24 Dec - 26 Jan	easyJet
23 Dec - 21 Jan	Wizz Air UK
27 Dec - 10 Jan	Ryanair
24 Dec - 19 Jan	easyJet
23 Dec - 16 Jan	Wizz Air UK
28 Dec - 28 Jan	easyJet
31 Dec - 15 Jan	Wizz Air
24 Dec - 29 Dec	easyJet
26 Dec - 30 Dec	Wizz Air
24 Dec - 28 Dec	Wizz Air Malta
23 Dec - 28 Dec	Wizz Air Malta
25 Dec - 31 Dec	easyJet
23 Dec - 27 Dec	easyJet
27 Dec - 28 Dec	Jet2
25 Dec - 28 Dec	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 988€

Return flights