AirHint found the following cheapest one-way flights from Florence (FLR) to Bilbao (BIO) in December 2025 (see full year).

One-Way flights

03 Dec	Vueling Airlines
10 Dec	Vueling Airlines
04 Dec	Vueling Airlines
15 Dec	Vueling Airlines
22 Dec	Vueling Airlines
19 Dec	Vueling Airlines
09 Dec	Volotea	direct
20 Dec	Vueling Airlines
18 Dec	Vueling Airlines
24 Dec	Vueling Airlines

Also check the deals for return flights from Florence to Bilbao 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 one-way flights from Florence to Bilbao in December from $71

One-Way flights