| Bilbao to Belvedere Marittimo | 1,002.89 mi (1,613.99 km) |
| Bilbao to Benevento | 916.40 mi (1,474.80 km) |
| Bilbao to Bergamo | 642.56 mi (1,034.09 km) |
| Bilbao to Bernalda | 1,025.71 mi (1,650.72 km) |
| Bilbao to Bertinoro | 753.55 mi (1,212.72 km) |
| Bilbao to Besana in Brianza | 624.30 mi (1,004.72 km) |
| Bilbao to Besozzo | 597.48 mi (961.55 km) |
| Bilbao to Biancavilla | 1,009.82 mi (1,625.14 km) |
| Bilbao to Biassono | 622.63 mi (1,002.02 km) |
| Bilbao to Bibbiano | 672.25 mi (1,081.88 km) |
| Bilbao to Bibbiena | 738.69 mi (1,188.80 km) |
| Bilbao to Biella | 564.89 mi (909.11 km) |
| Bilbao to Bisceglie | 1,001.05 mi (1,611.03 km) |
| Bilbao to Bisignano | 1,026.09 mi (1,651.33 km) |
| Bilbao to Bitetto | 1,017.07 mi (1,636.82 km) |
