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
23 Dec	Wizz Air	direct
13 Dec	Wizz Air	direct
20 Dec	Wizz Air	direct
02 Dec	Wizz Air	direct
09 Dec	Wizz Air	direct
08 Dec	Vueling Airlines
07 Dec	easyJet
03 Dec	Vueling Airlines
06 Dec	KLM

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 32€

One-Way flights