| Siano to Santander | 963.43 mi (1,550.50 km) |
| Siano to Santany | 619.13 mi (996.40 km) |
| Siano to Santiago de Compostela | 1,200.91 mi (1,932.68 km) |
| Siano to Santiago del Teide | 1,975.94 mi (3,179.97 km) |
| Siano to Santiponce | 1,132.88 mi (1,823.20 km) |
| Siano to Santomera | 859.97 mi (1,383.99 km) |
| Siano to Santona | 945.94 mi (1,522.34 km) |
| Siano to Santurce-Antiguo | 923.97 mi (1,486.99 km) |
| Siano to Sarria | 1,143.87 mi (1,840.88 km) |
| Siano to Sauzal | 1,949.75 mi (3,137.81 km) |
| Siano to Sedavi | 801.42 mi (1,289.76 km) |
| Siano to Segorbe | 801.49 mi (1,289.87 km) |
| Siano to Segovia | 981.00 mi (1,578.76 km) |
| Siano to Senmanat | 654.61 mi (1,053.50 km) |
| Siano to Sesena | 966.43 mi (1,555.32 km) |
