AirHint found the following cheapest one-way flights from Bilbao (BIO) to Brussels (BRU) in October 2025 (see full year).

One-Way flights

01 Oct	Vueling Airlines	direct
27 Oct	Vueling Airlines	direct
15 Oct	Vueling Airlines	direct
14 Oct	Vueling Airlines
31 Oct	Vueling Airlines	direct
13 Oct	Vueling Airlines
07 Oct	Vueling Airlines
10 Oct	Vueling Airlines
29 Oct	Vueling Airlines
18 Oct	Vueling Airlines

Also check the deals for return flights from Bilbao to Brussels in October.

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 Brussels in October from $33

One-Way flights