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

Return flights

29 Dec - 21 Jan	AirAsia X
28 Dec - 18 Jan	AirAsia X
31 Dec - 06 Jan	AirAsia X
15 Dec - 22 Dec	AirAsia X
24 Dec - 21 Jan	AirAsia X
15 Dec - 19 Jan	AirAsia X
31 Dec - 30 Jan	AirAsia X
27 Dec - 19 Jan	AirAsia X
17 Dec - 27 Dec	Jetstar
16 Dec - 12 Jan	Jetstar
29 Dec - 17 Jan	AirAsia X
27 Dec - 25 Jan	Jetstar
14 Dec - 18 Dec	AirAsia X
16 Dec - 23 Dec	AirAsia X
15 Dec - 16 Dec	AirAsia X
19 Dec - 23 Dec	AirAsia X
23 Dec - 24 Dec	AirAsia X
21 Dec - 30 Dec	Jetstar
21 Dec - 29 Dec	Jetstar
17 Dec - 31 Dec	Batik Air Malaysia

Also check the deals for one-way flights from Melbourne to London 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 Melbourne to London in December from $1272

Return flights