| Herisau to Solofra | 530.27 mi (853.39 km) |
| Herisau to Somma Lombardo | 120.51 mi (193.94 km) |
| Herisau to Somma Vesuviana | 517.52 mi (832.86 km) |
| Herisau to Sommacampagna | 156.42 mi (251.74 km) |
| Herisau to Sona | 154.01 mi (247.86 km) |
| Herisau to Sondrio | 88.58 mi (142.55 km) |
| Herisau to Sora | 446.11 mi (717.94 km) |
| Herisau to Sorbolo | 184.20 mi (296.44 km) |
| Herisau to Soresina | 147.58 mi (237.52 km) |
| Herisau to Sorisole | 115.21 mi (185.41 km) |
| Herisau to Sorrento | 531.01 mi (854.58 km) |
| Herisau to Sorso | 456.26 mi (734.28 km) |
| Herisau to Sortino | 764.44 mi (1,230.25 km) |
| Herisau to Soverato Marina | 704.00 mi (1,132.98 km) |
| Herisau to Sovicille | 298.93 mi (481.08 km) |
