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

Return flights

01 Dec - 18 Jan	China Southern
05 Dec - 23 Jan	China Eastern
25 Dec - 25 Jan	China Southern
15 Dec - 18 Jan	easyJet
15 Dec - 15 Jan	easyJet
01 Dec - 15 Jan	China Eastern
05 Dec - 16 Jan	China Eastern
30 Dec - 25 Jan	Wizz Air UK
10 Dec - 15 Jan	Wizz Air UK
04 Dec - 16 Jan	China Eastern
01 Dec - 16 Dec	China Southern
02 Dec - 09 Dec	China Southern
02 Dec - 16 Dec	China Southern
01 Dec - 07 Dec	Wizz Air UK
02 Dec - 11 Dec	China Southern
01 Dec - 18 Dec	China Southern
03 Dec - 17 Dec	China Southern
01 Dec - 14 Dec	China Southern
01 Dec - 30 Dec	China Southern
01 Dec - 17 Dec	China Southern

Also check the deals for one-way flights from London to Melbourne 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 Melbourne in December from 694€

Return flights