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

Return flights

07 Dec - 17 Dec	Air China
07 Dec - 29 Jan	Air China
04 Dec - 08 Dec	China Eastern
03 Dec - 15 Dec	Wizz Air Malta
01 Dec - 13 Dec	China Eastern
01 Dec - 09 Dec	Ryanair
09 Dec - 15 Dec	Pegasus Airlines
08 Dec - 15 Dec	Pegasus Airlines
03 Dec - 16 Dec	Wizz Air Malta
03 Dec - 10 Dec	Wizz Air Malta
04 Dec - 09 Dec	Air China
02 Dec - 19 Jan	Air China
30 Dec - 10 Jan	Air China
09 Dec - 21 Jan	Pegasus Airlines
14 Dec - 19 Jan	Ryanair
09 Dec - 11 Jan	Pegasus Airlines
04 Dec - 13 Jan	Pegasus Airlines
11 Dec - 11 Jan	easyJet
14 Dec - 12 Jan	Ryanair
23 Dec - 11 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.

Book a cheap hotel in Kuala Lumpur

Cheap car rent in Kuala Lumpur

Cheapest return flights from London to Kuala Lumpur in December from $555

Return flights