| Hemel Hempstead to San Luis Obispo (California) | 5,424.50 mi (8,729.89 km) |
| Hemel Hempstead to San Marcos (California) | 5,436.15 mi (8,748.63 km) |
| Hemel Hempstead to San Marcos (Texas) | 4,923.00 mi (7,922.81 km) |
| Hemel Hempstead to San Marino (California) | 5,410.08 mi (8,706.68 km) |
| Hemel Hempstead to San Mateo (California) | 5,341.43 mi (8,596.20 km) |
| Hemel Hempstead to San Pablo (California) | 5,318.43 mi (8,559.19 km) |
| Hemel Hempstead to San Rafael (California) | 5,322.09 mi (8,565.08 km) |
| Hemel Hempstead to San Ramon (California) | 5,318.10 mi (8,558.66 km) |
| Hemel Hempstead to San Tan Valley (Arizona) | 5,245.44 mi (8,441.71 km) |
| Hemel Hempstead to Sand Springs (Oklahoma) | 4,529.45 mi (7,289.44 km) |
| Hemel Hempstead to Sandusky (Ohio) | 3,756.60 mi (6,045.67 km) |
| Hemel Hempstead to Sandy (Oregon) | 4,886.58 mi (7,864.19 km) |
| Hemel Hempstead to Sandy (Utah) | 4,847.81 mi (7,801.79 km) |
| Hemel Hempstead to Sandy Springs (Georgia) | 4,177.49 mi (6,723.02 km) |
| Hemel Hempstead to Sanford (Florida) | 4,304.28 mi (6,927.07 km) |
