| Thornton Heath to Ames | 709.86 mi (1,142.41 km) |
| Thornton Heath to Amorebieta | 578.38 mi (930.81 km) |
| Thornton Heath to Amposta | 739.31 mi (1,189.80 km) |
| Thornton Heath to Amurrio | 592.38 mi (953.34 km) |
| Thornton Heath to Andoain | 572.39 mi (921.18 km) |
| Thornton Heath to Andraitx | 826.07 mi (1,329.43 km) |
| Thornton Heath to Andujar | 942.86 mi (1,517.39 km) |
| Thornton Heath to Antequera | 1,017.36 mi (1,637.29 km) |
| Thornton Heath to Antigua | 1,743.85 mi (2,806.45 km) |
| Thornton Heath to Aranda de Duero | 692.31 mi (1,114.17 km) |
| Thornton Heath to Aranjuez | 803.02 mi (1,292.33 km) |
| Thornton Heath to Archena | 919.74 mi (1,480.18 km) |
| Thornton Heath to Arcos de la Frontera | 1,050.11 mi (1,689.99 km) |
| Thornton Heath to Arenys de Mar | 689.94 mi (1,110.36 km) |
| Thornton Heath to Arenys de Munt | 687.75 mi (1,106.83 km) |
