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

Return flights

07 Dec - 16 Dec	easyJet
06 Dec - 24 Dec	Pegasus Airlines
04 Dec - 15 Dec	Pegasus Airlines
02 Dec - 09 Dec	Pegasus Airlines
02 Dec - 16 Dec	AJet
02 Dec - 15 Dec	Pegasus Airlines
02 Dec - 10 Dec	Air China
01 Dec - 10 Dec	Air China
01 Dec - 11 Dec	AJet
09 Dec - 23 Dec	Wizz Air UK
02 Dec - 13 Jan	China Southern
09 Dec - 31 Jan	Wizz Air UK
09 Dec - 30 Jan	Ryanair
09 Dec - 15 Jan	Ryanair
10 Dec - 12 Jan	Wizz Air UK
29 Dec - 19 Jan	Wizz Air UK
10 Dec - 18 Jan	Wizz Air UK
30 Dec - 19 Jan	Wizz Air UK
07 Dec - 08 Jan	easyJet
30 Dec - 14 Jan	Wizz Air UK

Also check the deals for one-way flights from London to Kuala Lumpur 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 Kuala Lumpur in December from $538

Return flights