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

One-Way flights

16 Dec	Wizz Air	direct
13 Dec	Wizz Air	direct
14 Dec	Vueling Airlines
23 Dec	Wizz Air	direct
15 Dec	Vueling Airlines
02 Dec	Vueling Airlines
20 Dec	Wizz Air	direct
01 Dec	Vueling Airlines
30 Dec	Wizz Air	direct
02 Dec	Wizz Air	direct

Also check the deals for return flights from Bilbao to Budapest 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 Budapest in December from 36€

One-Way flights