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

Return flights

26 Dec - 05 Jan	Etihad Airways
27 Dec - 02 Jan	Etihad Airways
25 Dec - 05 Jan	Etihad Airways
27 Dec - 05 Jan	Etihad Airways
01 Dec - 14 Dec	Turkish Airlines
21 Dec - 04 Jan	Turkish Airlines
20 Dec - 10 Jan	KLM
11 Dec - 18 Dec	Etihad Airways
08 Dec - 22 Dec	KLM
10 Dec - 19 Dec	Emirates
31 Dec - 02 Jan	Malaysia Airlines

Also check the deals for one-way flights from Kuala Lumpur to Lisbon 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 Kuala Lumpur to Lisbon in December from 622€

Return flights