| Cwmbran to Solofra | 1,129.49 mi (1,817.74 km) |
| Cwmbran to Somma Lombardo | 674.06 mi (1,084.79 km) |
| Cwmbran to Somma Vesuviana | 1,112.95 mi (1,791.11 km) |
| Cwmbran to Sommacampagna | 765.82 mi (1,232.47 km) |
| Cwmbran to Sona | 763.74 mi (1,229.12 km) |
| Cwmbran to Sondrio | 695.76 mi (1,119.72 km) |
| Cwmbran to Sora | 1,041.19 mi (1,675.64 km) |
| Cwmbran to Sorbolo | 775.94 mi (1,248.76 km) |
| Cwmbran to Soresina | 734.15 mi (1,181.50 km) |
| Cwmbran to Sorisole | 706.48 mi (1,136.96 km) |
| Cwmbran to Sorrento | 1,123.34 mi (1,807.84 km) |
| Cwmbran to Sorso | 930.24 mi (1,497.08 km) |
| Cwmbran to Sortino | 1,332.74 mi (2,144.83 km) |
| Cwmbran to Soverato Marina | 1,300.68 mi (2,093.24 km) |
| Cwmbran to Sovicille | 879.11 mi (1,414.79 km) |
