Cheapest one-way flights from Bilbao to Brussels in September from $51

Best time to book flights for Bilbao (BIO) to Brussels (BRU) flights at AirHint

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

One-Way flights

02 Sep Vueling Airlines direct
23 Sep Air Europa
07 Sep Vueling Airlines direct
25 Sep Vueling Airlines
26 Sep Air Europa
23 Sep Brussels Airlines direct
29 Sep Vueling Airlines
15 Sep Air Europa
11 Sep Air Europa
08 Sep Air Europa

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

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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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