| Houghton Regis to Ames | 727.56 mi (1,170.89 km) |
| Houghton Regis to Amorebieta | 608.76 mi (979.70 km) |
| Houghton Regis to Amposta | 775.16 mi (1,247.49 km) |
| Houghton Regis to Amurrio | 622.29 mi (1,001.48 km) |
| Houghton Regis to Andoain | 604.21 mi (972.38 km) |
| Houghton Regis to Andraitx | 863.44 mi (1,389.57 km) |
| Houghton Regis to Andujar | 973.04 mi (1,565.95 km) |
| Houghton Regis to Antequera | 1,047.15 mi (1,685.22 km) |
| Houghton Regis to Antigua | 1,765.61 mi (2,841.47 km) |
| Houghton Regis to Aranda de Duero | 721.63 mi (1,161.34 km) |
| Houghton Regis to Aranjuez | 833.19 mi (1,340.90 km) |
| Houghton Regis to Archena | 953.46 mi (1,534.44 km) |
| Houghton Regis to Arcos de la Frontera | 1,078.29 mi (1,735.34 km) |
| Houghton Regis to Arenys de Mar | 727.72 mi (1,171.15 km) |
| Houghton Regis to Arenys de Munt | 725.52 mi (1,167.62 km) |
