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

Return flights

31 Dec - 06 Jan	Iberia
31 Dec - 01 Jan	Iberia
25 Dec - 31 Dec	Iberia
31 Dec - 03 Jan	Iberia
25 Dec - 02 Jan	Iberia
31 Dec - 02 Jan	Iberia
30 Dec - 08 Jan	Iberia
29 Dec - 01 Jan	Volotea
29 Dec - 05 Jan	Volotea
28 Dec - 04 Jan	Air Europa
25 Dec - 30 Dec	Iberia
29 Dec - 02 Jan	Volotea
28 Dec - 31 Dec	Volotea
26 Dec - 31 Dec	Vueling Airlines
27 Dec - 31 Dec	Air France
29 Dec - 30 Dec	Volotea
27 Dec - 30 Dec	Lufthansa
27 Dec - 31 Dec	KLM	direct
28 Dec - 31 Dec	KLM	direct
26 Dec - 30 Dec	Air Europa

Also check the deals for one-way flights from Bilbao to Amsterdam 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 Amsterdam in December from 174€

Return flights