| Hemel Hempstead to Sangeorgiu de Mures | 1,176.10 mi (1,892.75 km) |
| Hemel Hempstead to Sangeorz-Bai | 1,160.60 mi (1,867.81 km) |
| Hemel Hempstead to Sannicolau Mare | 1,030.28 mi (1,658.07 km) |
| Hemel Hempstead to Santana | 1,057.55 mi (1,701.97 km) |
| Hemel Hempstead to Satu Mare | 1,072.58 mi (1,726.16 km) |
| Hemel Hempstead to Scobinti | 1,256.36 mi (2,021.91 km) |
| Hemel Hempstead to Scornicesti | 1,247.34 mi (2,007.39 km) |
| Hemel Hempstead to Sebes | 1,157.35 mi (1,862.58 km) |
| Hemel Hempstead to Seini | 1,090.58 mi (1,755.12 km) |
| Hemel Hempstead to Sfantu-Gheorghe | 1,254.06 mi (2,018.22 km) |
| Hemel Hempstead to Sibiu | 1,187.43 mi (1,910.98 km) |
| Hemel Hempstead to Sighetu Marmatiei | 1,111.54 mi (1,788.86 km) |
| Hemel Hempstead to Sighisoara | 1,200.41 mi (1,931.87 km) |
| Hemel Hempstead to Simeria | 1,137.57 mi (1,830.74 km) |
| Hemel Hempstead to Sinaia | 1,261.40 mi (2,030.03 km) |
