| Rickmansworth to Solofra | 1,041.47 mi (1,676.08 km) |
| Rickmansworth to Somma Lombardo | 585.91 mi (942.93 km) |
| Rickmansworth to Somma Vesuviana | 1,025.83 mi (1,650.91 km) |
| Rickmansworth to Sommacampagna | 672.46 mi (1,082.22 km) |
| Rickmansworth to Sona | 670.28 mi (1,078.72 km) |
| Rickmansworth to Sondrio | 601.63 mi (968.23 km) |
| Rickmansworth to Sora | 953.70 mi (1,534.83 km) |
| Rickmansworth to Sorbolo | 686.02 mi (1,104.05 km) |
| Rickmansworth to Soresina | 644.09 mi (1,036.56 km) |
| Rickmansworth to Sorisole | 614.95 mi (989.66 km) |
| Rickmansworth to Sorrento | 1,037.07 mi (1,669.00 km) |
| Rickmansworth to Sorso | 863.29 mi (1,389.33 km) |
| Rickmansworth to Sortino | 1,253.51 mi (2,017.33 km) |
| Rickmansworth to Soverato Marina | 1,214.11 mi (1,953.92 km) |
| Rickmansworth to Sovicille | 793.06 mi (1,276.30 km) |
