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

Return flights

07 Dec - 24 Dec	KLM
04 Dec - 11 Dec	Etihad Airways
04 Dec - 14 Dec	Etihad Airways
10 Dec - 25 Dec	Etihad Airways
11 Dec - 25 Dec	Etihad Airways
11 Dec - 24 Dec	Etihad Airways
01 Dec - 10 Dec	Etihad Airways
05 Dec - 14 Dec	Etihad Airways
07 Dec - 28 Dec	KLM
04 Dec - 23 Dec	KLM
14 Dec - 17 Jan	Aegean Airlines
30 Dec - 16 Jan	Iberia
18 Dec - 08 Jan	Pegasus Airlines
28 Dec - 18 Jan	KLM
24 Dec - 06 Jan	Iberia Express
19 Dec - 06 Jan	Pegasus Airlines
26 Dec - 09 Jan	Iberia Express
27 Dec - 07 Jan	Ryanair
28 Dec - 05 Jan	Ryanair
20 Dec - 06 Jan	Ryanair

Also check the deals for one-way flights from Madrid 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 Madrid to Kuala Lumpur in December from $653

Return flights