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

Return flights

16 Dec - 25 Dec	Eurowings
15 Dec - 24 Dec	Vueling Airlines
02 Dec - 16 Dec	Eurowings
15 Dec - 19 Dec	easyJet
15 Dec - 20 Dec	easyJet
15 Dec - 17 Dec	easyJet
16 Dec - 17 Dec	easyJet
12 Dec - 19 Dec	easyJet
09 Dec - 13 Dec	easyJet
09 Dec - 16 Dec	easyJet
16 Dec - 19 Jan	easyJet
16 Dec - 08 Jan	easyJet
16 Dec - 09 Jan	Vueling Airlines
17 Dec - 08 Jan	easyJet
31 Dec - 11 Jan	Eurowings
31 Dec - 18 Jan	Eurowings
17 Dec - 09 Jan	Eurowings	direct
15 Dec - 07 Jan	Vueling Airlines
31 Dec - 11 Jan	Eurowings	direct
17 Dec - 07 Jan	Eurowings	direct

Also check the deals for one-way flights from Duesseldorf 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 Duesseldorf to Lisbon in December from $129

Return flights