| Bilbao to Beocin | 1,125.98 mi (1,812.09 km) |
| Bilbao to Blace | 1,213.53 mi (1,952.99 km) |
| Bilbao to Bogatic | 1,114.56 mi (1,793.71 km) |
| Bilbao to Bojnik | 1,238.02 mi (1,992.41 km) |
| Bilbao to Boljevac | 1,241.80 mi (1,998.48 km) |
| Bilbao to Bor | 1,246.93 mi (2,006.74 km) |
| Bilbao to Borca | 1,161.75 mi (1,869.66 km) |
| Bilbao to Bosilegrad | 1,281.96 mi (2,063.12 km) |
| Bilbao to Brus | 1,200.14 mi (1,931.43 km) |
| Bilbao to Bujanovac | 1,247.09 mi (2,006.99 km) |
| Bilbao to Cacak | 1,161.96 mi (1,869.99 km) |
| Bilbao to Cajetina | 1,131.61 mi (1,821.15 km) |
| Bilbao to Cicevac | 1,217.84 mi (1,959.92 km) |
| Bilbao to Coka | 1,146.03 mi (1,844.36 km) |
| Bilbao to Crna Trava | 1,269.37 mi (2,042.86 km) |
