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

Return flights

26 Dec - 04 Jan	Eurowings
29 Dec - 09 Jan	Eurowings	direct
26 Dec - 01 Jan	Eurowings
26 Dec - 02 Jan	Eurowings
30 Dec - 09 Jan	Eurowings	direct
26 Dec - 02 Jan	Eurowings	direct
29 Dec - 05 Jan	Eurowings
30 Dec - 10 Jan	Eurowings
27 Dec - 10 Jan	Air Europa
29 Dec - 03 Jan	Eurowings
26 Dec - 31 Dec	Eurowings
26 Dec - 30 Dec	Eurowings
26 Dec - 30 Dec	Eurowings	direct
29 Dec - 30 Dec	Eurowings
26 Dec - 28 Dec	Eurowings
29 Dec - 30 Dec	Eurowings	direct
25 Dec - 26 Dec	Iberia
29 Dec - 31 Dec	Vueling Airlines
25 Dec - 31 Dec	Vueling Airlines
30 Dec - 31 Dec	Vueling Airlines

Also check the deals for one-way flights from Bilbao to Duesseldorf 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 Bilbao to Duesseldorf in December from 130€

Return flights