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

Return flights

03 Dec - 13 Dec	easyJet	direct
10 Dec - 11 Dec	easyJet	direct
04 Dec - 08 Dec	easyJet	direct
12 Dec - 13 Dec	easyJet	direct
10 Dec - 12 Dec	easyJet	direct
04 Dec - 09 Dec	easyJet	direct
06 Dec - 08 Dec	easyJet	direct
02 Dec - 07 Dec	Ryanair	direct
12 Dec - 14 Dec	easyJet	direct
07 Dec - 21 Dec	Ryanair	direct
19 Dec - 18 Jan	easyJet
22 Dec - 09 Jan	easyJet
18 Dec - 11 Jan	easyJet
13 Dec - 04 Jan	easyJet
16 Dec - 04 Jan	Ryanair
31 Dec - 04 Jan	Ryanair
27 Dec - 01 Jan	Ryanair	direct
21 Dec - 09 Jan	easyJet
24 Dec - 01 Jan	KLM
15 Dec - 02 Jan	easyJet

Also check the deals for one-way flights from Luxemburg 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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Cheapest return flights from Luxemburg to Lisbon in December from $61

Return flights