| Sumter to Solofra | 4,980.20 mi (8,014.87 km) |
| Sumter to Somma Lombardo | 4,551.90 mi (7,325.57 km) |
| Sumter to Somma Vesuviana | 4,960.10 mi (7,982.51 km) |
| Sumter to Sommacampagna | 4,654.31 mi (7,490.39 km) |
| Sumter to Sona | 4,652.57 mi (7,487.59 km) |
| Sumter to Sondrio | 4,588.76 mi (7,384.89 km) |
| Sumter to Sora | 4,894.49 mi (7,876.93 km) |
| Sumter to Sorbolo | 4,653.49 mi (7,489.08 km) |
| Sumter to Soresina | 4,614.28 mi (7,425.97 km) |
| Sumter to Sorisole | 4,592.17 mi (7,390.38 km) |
| Sumter to Sorrento | 4,965.55 mi (7,991.28 km) |
| Sumter to Sorso | 4,692.02 mi (7,551.07 km) |
| Sumter to Sortino | 5,116.44 mi (8,234.12 km) |
| Sumter to Soverato Marina | 5,133.35 mi (8,261.33 km) |
| Sumter to Sovicille | 4,736.54 mi (7,622.73 km) |
