| Altdorf to Solofra | 518.99 mi (835.23 km) |
| Altdorf to Somma Lombardo | 81.83 mi (131.69 km) |
| Altdorf to Somma Vesuviana | 504.75 mi (812.32 km) |
| Altdorf to Sommacampagna | 146.74 mi (236.15 km) |
| Altdorf to Sona | 144.55 mi (232.63 km) |
| Altdorf to Sondrio | 76.00 mi (122.31 km) |
| Altdorf to Sora | 432.65 mi (696.28 km) |
| Altdorf to Sorbolo | 164.66 mi (265.00 km) |
| Altdorf to Soresina | 123.93 mi (199.45 km) |
| Altdorf to Sorisole | 92.04 mi (148.13 km) |
| Altdorf to Sorrento | 517.27 mi (832.47 km) |
| Altdorf to Sorso | 419.30 mi (674.79 km) |
| Altdorf to Sortino | 745.77 mi (1,200.20 km) |
| Altdorf to Soverato Marina | 692.68 mi (1,114.76 km) |
| Altdorf to Sovicille | 278.16 mi (447.65 km) |
