| Biga to Ayamonte | 1,867.39 mi (3,005.27 km) |
| Biga to Azcoitia | 1,529.97 mi (2,462.25 km) |
| Biga to Azpeitia | 1,527.68 mi (2,458.57 km) |
| Biga to Azuqueca de Henares | 1,597.53 mi (2,570.97 km) |
| Biga to Badajoz | 1,813.91 mi (2,919.21 km) |
| Biga to Badalona | 1,305.54 mi (2,101.07 km) |
| Biga to Baena | 1,697.00 mi (2,731.06 km) |
| Biga to Baeza | 1,645.51 mi (2,648.19 km) |
| Biga to Bailen | 1,659.49 mi (2,670.70 km) |
| Biga to Balaguer | 1,377.13 mi (2,216.27 km) |
| Biga to Banolas | 1,275.22 mi (2,052.26 km) |
| Biga to Baranain | 1,498.74 mi (2,411.98 km) |
| Biga to Barbadanes | 1,818.09 mi (2,925.94 km) |
| Biga to Barbastro | 1,410.71 mi (2,270.32 km) |
| Biga to Barcelona | 1,308.74 mi (2,106.22 km) |
