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

Return flights

03 Dec - 09 Dec	Ryanair
04 Dec - 09 Dec	Pegasus Airlines
04 Dec - 16 Dec	Pegasus Airlines
04 Dec - 23 Dec	Pegasus Airlines
07 Dec - 22 Dec	Ryanair
11 Dec - 16 Dec	Ryanair
08 Dec - 22 Dec	Pegasus Airlines
01 Dec - 16 Dec	Ryanair
04 Dec - 10 Dec	Pegasus Airlines
02 Dec - 08 Dec	Ryanair
10 Dec - 18 Jan	Ryanair
09 Dec - 18 Jan	Pegasus Airlines
14 Dec - 14 Jan	Ryanair
01 Dec - 30 Jan	Pegasus Airlines
13 Dec - 21 Jan	Ryanair
14 Dec - 12 Jan	Ryanair
30 Dec - 12 Jan	Pegasus Airlines
30 Dec - 18 Jan	Pegasus Airlines
04 Dec - 11 Jan	Pegasus Airlines
30 Dec - 14 Jan	Pegasus Airlines

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 $582

Return flights