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

Return flights

09 Dec - 17 Dec	British Airways
06 Dec - 20 Dec	KLM
01 Dec - 26 Dec	British Airways
31 Dec - 16 Jan	British Airways
06 Dec - 30 Dec	KLM
03 Dec - 06 Dec	Aer Lingus
13 Dec - 28 Dec	British Airways
26 Dec - 16 Jan	British Airways
13 Dec - 30 Dec	British Airways
12 Dec - 30 Dec	British Airways
27 Dec - 17 Jan	British Airways
24 Dec - 16 Jan	British Airways
18 Dec - 10 Jan	Pegasus Airlines
20 Dec - 27 Dec	Ryanair
20 Dec - 10 Jan	Ryanair
16 Dec - 31 Dec	British Airways
16 Dec - 09 Jan	British Airways
17 Dec - 13 Jan	KLM
16 Dec - 13 Jan	KLM
01 Dec - 10 Jan	British Airways

Also check the deals for one-way flights from Dublin 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 Dublin to Kuala Lumpur in December from $716

Return flights