| Regensdorf to Sestu | 562.87 mi (905.85 km) |
| Regensdorf to Settimo Torinese | 162.39 mi (261.34 km) |
| Regensdorf to Seveso | 127.71 mi (205.53 km) |
| Regensdorf to Sezze | 468.31 mi (753.67 km) |
| Regensdorf to Siano | 552.15 mi (888.60 km) |
| Regensdorf to Siena | 316.44 mi (509.26 km) |
| Regensdorf to Signa | 282.45 mi (454.55 km) |
| Regensdorf to Silea | 219.57 mi (353.37 km) |
| Regensdorf to Silvi Paese | 435.71 mi (701.21 km) |
| Regensdorf to Sinalunga | 331.68 mi (533.78 km) |
| Regensdorf to Siniscola | 477.82 mi (768.97 km) |
| Regensdorf to Sinnai | 562.99 mi (906.04 km) |
| Regensdorf to Siracusa | 795.77 mi (1,280.67 km) |
| Regensdorf to Solaro | 129.01 mi (207.62 km) |
| Regensdorf to Soliera | 220.32 mi (354.56 km) |
