| Cayce to Solofra | 5,009.37 mi (8,061.80 km) |
| Cayce to Somma Lombardo | 4,580.07 mi (7,370.91 km) |
| Cayce to Somma Vesuviana | 4,989.31 mi (8,029.53 km) |
| Cayce to Sommacampagna | 4,682.30 mi (7,535.43 km) |
| Cayce to Sona | 4,680.55 mi (7,532.61 km) |
| Cayce to Sondrio | 4,616.56 mi (7,429.63 km) |
| Cayce to Sora | 4,923.52 mi (7,923.65 km) |
| Cayce to Sorbolo | 4,681.77 mi (7,534.58 km) |
| Cayce to Soresina | 4,642.46 mi (7,471.31 km) |
| Cayce to Sorisole | 4,620.18 mi (7,435.47 km) |
| Cayce to Sorrento | 4,994.86 mi (8,038.46 km) |
| Cayce to Sorso | 4,722.14 mi (7,599.54 km) |
| Cayce to Sortino | 5,146.86 mi (8,283.08 km) |
| Cayce to Soverato Marina | 5,163.01 mi (8,309.06 km) |
| Cayce to Sovicille | 4,765.33 mi (7,669.06 km) |
