| Trapani to Sestao | 890.06 mi (1,432.41 km) |
| Trapani to Sevilla | 1,012.36 mi (1,629.24 km) |
| Trapani to Sevilla La Nueva | 899.13 mi (1,447.02 km) |
| Trapani to Silla | 702.61 mi (1,130.73 km) |
| Trapani to Silleda | 1,135.95 mi (1,828.13 km) |
| Trapani to Sitges | 611.26 mi (983.73 km) |
| Trapani to Socuellamos | 829.71 mi (1,335.29 km) |
| Trapani to Soller | 541.18 mi (870.94 km) |
| Trapani to Solsona | 642.95 mi (1,034.73 km) |
| Trapani to Son Servera | 504.89 mi (812.54 km) |
| Trapani to Sonseca | 892.17 mi (1,435.80 km) |
| Trapani to Sopelana | 890.41 mi (1,432.97 km) |
| Trapani to Soria | 834.08 mi (1,342.33 km) |
| Trapani to Suances | 942.51 mi (1,516.82 km) |
| Trapani to Sueca | 696.72 mi (1,121.26 km) |
