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

Return flights

09 Dec - 25 Dec	Etihad Airways
03 Dec - 10 Dec	Etihad Airways
01 Dec - 10 Dec	KLM
09 Dec - 30 Dec	Etihad Airways
07 Dec - 14 Dec	Etihad Airways
05 Dec - 08 Dec	Shenzhen Airlines
11 Dec - 30 Dec	Etihad Airways
09 Dec - 15 Dec	Etihad Airways
01 Dec - 16 Dec	Etihad Airways
10 Dec - 28 Dec	Etihad Airways
10 Dec - 13 Jan	Qatar Airways
08 Dec - 12 Jan	Qatar Airways
01 Dec - 07 Jan	Etihad Airways
10 Dec - 09 Jan	Iberia
03 Dec - 10 Jan	Qatar Airways
02 Dec - 10 Jan	Qatar Airways
31 Dec - 18 Jan	Etihad Airways
31 Dec - 22 Jan	Etihad Airways
15 Dec - 15 Jan	Pegasus Airlines
31 Dec - 24 Jan	Pegasus Airlines

Also check the deals for one-way flights from Barcelona 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 Barcelona to Kuala Lumpur in December from 502€

Return flights