| Montesilvano to Santander | 908.03 mi (1,461.34 km) |
| Montesilvano to Santany | 614.73 mi (989.32 km) |
| Montesilvano to Santiago de Compostela | 1,149.19 mi (1,849.44 km) |
| Montesilvano to Santiago del Teide | 1,985.23 mi (3,194.91 km) |
| Montesilvano to Santiponce | 1,122.06 mi (1,805.78 km) |
| Montesilvano to Santomera | 856.57 mi (1,378.51 km) |
| Montesilvano to Santona | 890.66 mi (1,433.39 km) |
| Montesilvano to Santurce-Antiguo | 869.56 mi (1,399.42 km) |
| Montesilvano to Sarria | 1,093.14 mi (1,759.25 km) |
| Montesilvano to Sauzal | 1,959.24 mi (3,153.09 km) |
| Montesilvano to Sedavi | 786.53 mi (1,265.80 km) |
| Montesilvano to Segorbe | 782.05 mi (1,258.58 km) |
| Montesilvano to Segovia | 946.26 mi (1,522.86 km) |
| Montesilvano to Senmanat | 618.90 mi (996.02 km) |
| Montesilvano to Sesena | 939.31 mi (1,511.67 km) |
