| Hemel Hempstead to Ascoli Piceno | 898.20 mi (1,445.52 km) |
| Hemel Hempstead to Asola | 671.38 mi (1,080.48 km) |
| Hemel Hempstead to Asolo | 696.49 mi (1,120.90 km) |
| Hemel Hempstead to Assemini | 974.04 mi (1,567.57 km) |
| Hemel Hempstead to Assisi | 854.20 mi (1,374.70 km) |
| Hemel Hempstead to Asti | 618.03 mi (994.62 km) |
| Hemel Hempstead to Atessa | 968.01 mi (1,557.86 km) |
| Hemel Hempstead to Atri | 925.48 mi (1,489.41 km) |
| Hemel Hempstead to Atripalda | 1,041.36 mi (1,675.91 km) |
| Hemel Hempstead to Augusta | 1,259.87 mi (2,027.57 km) |
| Hemel Hempstead to Aulla | 708.59 mi (1,140.36 km) |
| Hemel Hempstead to Aurisina | 767.85 mi (1,235.73 km) |
| Hemel Hempstead to Avellino | 1,040.16 mi (1,673.97 km) |
| Hemel Hempstead to Aversa | 1,018.34 mi (1,638.86 km) |
| Hemel Hempstead to Avezzano | 935.82 mi (1,506.05 km) |
