| Syston to Argentona | 786.96 mi (1,266.48 km) |
| Syston to Arico el Nuevo | 1,868.44 mi (3,006.97 km) |
| Syston to Armilla | 1,081.37 mi (1,740.29 km) |
| Syston to Arnedo | 725.87 mi (1,168.18 km) |
| Syston to Arona | 1,878.27 mi (3,022.79 km) |
| Syston to Arrecife | 1,759.07 mi (2,830.95 km) |
| Syston to Arrigorriaga | 661.09 mi (1,063.93 km) |
| Syston to Arroyomolinos | 869.29 mi (1,398.99 km) |
| Syston to Arteijo | 733.57 mi (1,180.56 km) |
| Syston to Arucas | 1,852.65 mi (2,981.55 km) |
| Syston to Aspe | 991.90 mi (1,596.32 km) |
| Syston to Astorga | 744.28 mi (1,197.80 km) |
| Syston to Atarfe | 1,076.76 mi (1,732.88 km) |
| Syston to Avila | 849.64 mi (1,367.36 km) |
| Syston to Aviles | 669.49 mi (1,077.44 km) |
