| Bilbao to Barberino di Mugello | 709.29 mi (1,141.49 km) |
| Bilbao to Barcellona-Pozzo di Gotto | 1,011.04 mi (1,627.10 km) |
| Bilbao to Bareggio | 607.03 mi (976.92 km) |
| Bilbao to Barga | 671.64 mi (1,080.89 km) |
| Bilbao to Bari | 1,021.29 mi (1,643.61 km) |
| Bilbao to Barletta | 988.62 mi (1,591.03 km) |
| Bilbao to Baronissi | 923.08 mi (1,485.55 km) |
| Bilbao to Barrafranca | 987.29 mi (1,588.88 km) |
| Bilbao to Bassano del Grappa | 741.57 mi (1,193.44 km) |
| Bilbao to Battipaglia | 936.35 mi (1,506.91 km) |
| Bilbao to Beinasco | 534.58 mi (860.33 km) |
| Bilbao to Bellinzago Novarese | 591.93 mi (952.62 km) |
| Bilbao to Belluno | 768.47 mi (1,236.73 km) |
| Bilbao to Belmonte Mezzagno | 925.40 mi (1,489.29 km) |
| Bilbao to Belpasso | 1,017.62 mi (1,637.70 km) |
