| Romanshorn to Spello | 354.73 mi (570.88 km) |
| Romanshorn to Spilamberto | 223.98 mi (360.46 km) |
| Romanshorn to Spilimbergo | 193.99 mi (312.19 km) |
| Romanshorn to Spinea | 195.51 mi (314.63 km) |
| Romanshorn to Spoleto | 369.53 mi (594.70 km) |
| Romanshorn to Spoltore | 423.11 mi (680.93 km) |
| Romanshorn to Spresiano | 184.23 mi (296.48 km) |
| Romanshorn to Squinzano | 654.46 mi (1,053.26 km) |
| Romanshorn to Statte | 620.09 mi (997.94 km) |
| Romanshorn to Stezzano | 132.90 mi (213.88 km) |
| Romanshorn to Strada | 290.86 mi (468.10 km) |
| Romanshorn to Stradella | 171.39 mi (275.82 km) |
| Romanshorn to Striano | 532.56 mi (857.07 km) |
| Romanshorn to Subiaco | 430.07 mi (692.13 km) |
| Romanshorn to Sulmona | 441.86 mi (711.11 km) |
