| Williamsport to Solofra | 4,536.02 mi (7,300.02 km) |
| Williamsport to Somma Lombardo | 4,096.46 mi (6,592.62 km) |
| Williamsport to Somma Vesuviana | 4,516.66 mi (7,268.87 km) |
| Williamsport to Sommacampagna | 4,196.41 mi (6,753.46 km) |
| Williamsport to Sona | 4,194.54 mi (6,750.46 km) |
| Williamsport to Sondrio | 4,128.89 mi (6,644.81 km) |
| Williamsport to Sora | 4,448.81 mi (7,159.66 km) |
| Williamsport to Sorbolo | 4,199.01 mi (6,757.65 km) |
| Williamsport to Soresina | 4,158.73 mi (6,692.83 km) |
| Williamsport to Sorisole | 4,134.77 mi (6,654.27 km) |
| Williamsport to Sorrento | 4,523.44 mi (7,279.77 km) |
| Williamsport to Sorso | 4,262.29 mi (6,859.49 km) |
| Williamsport to Sortino | 4,689.80 mi (7,547.50 km) |
| Williamsport to Soverato Marina | 4,695.41 mi (7,556.53 km) |
| Williamsport to Sovicille | 4,288.21 mi (6,901.21 km) |
