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

Return flights

04 Dec - 16 Dec	Pegasus Airlines
04 Dec - 21 Jan	Pegasus Airlines
04 Dec - 17 Dec	Pegasus Airlines
04 Dec - 10 Dec	Pegasus Airlines
09 Dec - 16 Dec	AJet
07 Dec - 25 Jan	Ryanair
06 Dec - 12 Dec	Pegasus Airlines
03 Dec - 08 Dec	Ryanair
03 Dec - 12 Dec	Ryanair
02 Dec - 18 Dec	Pegasus Airlines
02 Dec - 08 Dec	Ryanair
06 Dec - 14 Jan	Ryanair
04 Dec - 13 Jan	Pegasus Airlines
02 Dec - 05 Dec	Pegasus Airlines
09 Dec - 12 Jan	AJet
04 Dec - 11 Jan	Pegasus Airlines
09 Dec - 18 Jan	Pegasus Airlines
06 Dec - 08 Jan	Pegasus Airlines
02 Dec - 11 Jan	Pegasus Airlines
10 Dec - 14 Jan	Ryanair

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 465€

Return flights