| Huntsville to Solofra | 5,225.10 mi (8,408.99 km) |
| Huntsville to Somma Lombardo | 4,786.68 mi (7,703.41 km) |
| Huntsville to Somma Vesuviana | 5,205.62 mi (8,377.64 km) |
| Huntsville to Sommacampagna | 4,886.80 mi (7,864.55 km) |
| Huntsville to Sona | 4,884.94 mi (7,861.56 km) |
| Huntsville to Sondrio | 4,819.37 mi (7,756.03 km) |
| Huntsville to Sora | 5,138.07 mi (8,268.93 km) |
| Huntsville to Sorbolo | 4,889.17 mi (7,868.36 km) |
| Huntsville to Soresina | 4,848.97 mi (7,803.66 km) |
| Huntsville to Sorisole | 4,825.13 mi (7,765.29 km) |
| Huntsville to Sorrento | 5,212.19 mi (8,388.21 km) |
| Huntsville to Sorso | 4,948.37 mi (7,963.63 km) |
| Huntsville to Sortino | 5,375.43 mi (8,650.92 km) |
| Huntsville to Soverato Marina | 5,383.52 mi (8,663.94 km) |
| Huntsville to Sovicille | 4,977.77 mi (8,010.94 km) |
