| Sumter to Sesena | 4,119.55 mi (6,629.78 km) |
| Sumter to Sestao | 4,077.63 mi (6,562.31 km) |
| Sumter to Sevilla | 4,074.61 mi (6,557.46 km) |
| Sumter to Sevilla La Nueva | 4,097.32 mi (6,594.00 km) |
| Sumter to Silla | 4,300.83 mi (6,921.52 km) |
| Sumter to Silleda | 3,839.42 mi (6,178.95 km) |
| Sumter to Sitges | 4,358.58 mi (7,014.46 km) |
| Sumter to Socuellamos | 4,184.52 mi (6,734.34 km) |
| Sumter to Soller | 4,441.99 mi (7,148.69 km) |
| Sumter to Solsona | 4,324.76 mi (6,960.03 km) |
| Sumter to Son Servera | 4,478.13 mi (7,206.86 km) |
| Sumter to Sonseca | 4,116.91 mi (6,625.53 km) |
| Sumter to Sopelana | 4,077.28 mi (6,561.74 km) |
| Sumter to Soria | 4,139.54 mi (6,661.95 km) |
| Sumter to Suances | 4,025.26 mi (6,478.03 km) |
