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

Return flights

04 Dec - 09 Dec	Turkish Airlines
01 Dec - 10 Dec	Etihad Airways
09 Dec - 22 Dec	Qatar Airways
20 Dec - 10 Jan	KLM
11 Dec - 17 Dec	Qatar Airways
11 Dec - 21 Dec	Qatar Airways
13 Dec - 22 Dec	Turkish 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 $705

Return flights