| Hemel Hempstead to Solofra | 1,046.65 mi (1,684.42 km) |
| Hemel Hempstead to Somma Lombardo | 591.23 mi (951.49 km) |
| Hemel Hempstead to Somma Vesuviana | 1,031.10 mi (1,659.39 km) |
| Hemel Hempstead to Sommacampagna | 677.18 mi (1,089.82 km) |
| Hemel Hempstead to Sona | 674.99 mi (1,086.30 km) |
| Hemel Hempstead to Sondrio | 606.29 mi (975.73 km) |
| Hemel Hempstead to Sora | 958.94 mi (1,543.27 km) |
| Hemel Hempstead to Sorbolo | 691.12 mi (1,112.24 km) |
| Hemel Hempstead to Soresina | 649.19 mi (1,044.76 km) |
| Hemel Hempstead to Sorisole | 619.90 mi (997.64 km) |
| Hemel Hempstead to Sorrento | 1,042.41 mi (1,677.59 km) |
| Hemel Hempstead to Sorso | 869.97 mi (1,400.09 km) |
| Hemel Hempstead to Sortino | 1,259.38 mi (2,026.77 km) |
| Hemel Hempstead to Soverato Marina | 1,219.39 mi (1,962.42 km) |
| Hemel Hempstead to Sovicille | 798.48 mi (1,285.03 km) |
