| Siano to Azcoitia | 886.95 mi (1,427.41 km) |
| Siano to Azpeitia | 884.69 mi (1,423.77 km) |
| Siano to Azuqueca de Henares | 939.64 mi (1,512.20 km) |
| Siano to Badajoz | 1,154.27 mi (1,857.62 km) |
| Siano to Badalona | 649.52 mi (1,045.31 km) |
| Siano to Baena | 1,039.09 mi (1,672.26 km) |
| Siano to Baeza | 987.20 mi (1,588.75 km) |
| Siano to Bailen | 1,000.83 mi (1,610.68 km) |
| Siano to Balaguer | 723.40 mi (1,164.19 km) |
| Siano to Banolas | 623.76 mi (1,003.84 km) |
| Siano to Baranain | 852.52 mi (1,372.01 km) |
| Siano to Barbadanes | 1,169.73 mi (1,882.50 km) |
| Siano to Barbastro | 758.66 mi (1,220.95 km) |
| Siano to Barcelona | 652.47 mi (1,050.06 km) |
| Siano to Bargas | 985.02 mi (1,585.23 km) |
