| Regensburg to Somma Lombardo | 279.45 mi (449.73 km) |
| Regensburg to Somma Vesuviana | 574.28 mi (924.22 km) |
| Regensburg to Sommacampagna | 256.50 mi (412.79 km) |
| Regensburg to Sona | 254.43 mi (409.47 km) |
| Regensburg to Sondrio | 222.08 mi (357.40 km) |
| Regensburg to Sora | 509.81 mi (820.47 km) |
| Regensburg to Sorbolo | 298.27 mi (480.02 km) |
| Regensburg to Soresina | 278.12 mi (447.59 km) |
| Regensburg to Sorisole | 253.40 mi (407.81 km) |
| Regensburg to Sorrento | 590.31 mi (950.01 km) |
| Regensburg to Sorso | 593.02 mi (954.37 km) |
| Regensburg to Sortino | 832.00 mi (1,338.98 km) |
| Regensburg to Soverato Marina | 747.51 mi (1,203.00 km) |
| Regensburg to Sovicille | 398.22 mi (640.87 km) |
| Regensburg to Spello | 417.43 mi (671.80 km) |
