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

Return flights

17 Dec - 06 Jan	Pegasus Airlines
17 Dec - 05 Jan	Pegasus Airlines
31 Dec - 09 Jan	Pegasus Airlines
05 Dec - 12 Dec	Etihad Airways
09 Dec - 12 Dec	Etihad Airways
10 Dec - 16 Dec	Pegasus Airlines
10 Dec - 15 Dec	Pegasus Airlines
17 Dec - 18 Jan	Etihad Airways
10 Dec - 13 Dec	Pegasus Airlines
07 Dec - 13 Dec	Jazeera Airways
29 Dec - 05 Jan	Etihad Airways
18 Dec - 27 Dec	Pegasus Airlines
20 Dec - 25 Dec	Pegasus Airlines
20 Dec - 27 Dec	Jazeera Airways

Also check the deals for one-way flights from Kuwait 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 Kuwait to Lisbon in December from $349

Return flights