| Tortona to Santa Venerina | 594.64 mi (956.99 km) |
| Tortona to Santeramo in Colle | 489.75 mi (788.18 km) |
| Tortona to Santo Stefano di Magra | 72.31 mi (116.36 km) |
| Tortona to Santo Stino di Livenza | 194.32 mi (312.73 km) |
| Tortona to Sarezzo | 83.29 mi (134.04 km) |
| Tortona to Sarno | 405.05 mi (651.86 km) |
| Tortona to Saronno | 51.21 mi (82.42 km) |
| Tortona to Sarzana | 76.27 mi (122.74 km) |
| Tortona to Sassari | 288.36 mi (464.08 km) |
| Tortona to Sasso Marconi | 122.08 mi (196.46 km) |
| Tortona to Sassuolo | 97.18 mi (156.39 km) |
| Tortona to Sava | 539.83 mi (868.78 km) |
| Tortona to Saviano | 396.45 mi (638.02 km) |
| Tortona to Savigliano | 62.75 mi (100.99 km) |
| Tortona to Savignano sul Panaro | 110.20 mi (177.34 km) |
