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

One-Way flights

07 Dec	Eurowings	direct
06 Dec	Vueling Airlines
17 Dec	Vueling Airlines
22 Dec	Vueling Airlines
03 Dec	Vueling Airlines
08 Dec	Vueling Airlines
02 Dec	Vueling Airlines
19 Dec	Vueling Airlines
18 Dec	Vueling Airlines
20 Dec	Vueling Airlines

Also check the deals for return flights from Bilbao to Stuttgart 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 Bilbao to Stuttgart in December from 48€

One-Way flights