| Sligo to Arico el Nuevo | 1,846.46 mi (2,971.59 km) |
| Sligo to Armilla | 1,205.02 mi (1,939.29 km) |
| Sligo to Arnedo | 881.98 mi (1,419.41 km) |
| Sligo to Arona | 1,854.67 mi (2,984.80 km) |
| Sligo to Arrecife | 1,766.76 mi (2,843.32 km) |
| Sligo to Arrigorriaga | 804.91 mi (1,295.37 km) |
| Sligo to Arroyomolinos | 990.36 mi (1,593.82 km) |
| Sligo to Arteijo | 757.42 mi (1,218.95 km) |
| Sligo to Arucas | 1,841.25 mi (2,963.20 km) |
| Sligo to Aspe | 1,158.36 mi (1,864.20 km) |
| Sligo to Astorga | 823.24 mi (1,324.88 km) |
| Sligo to Atarfe | 1,199.39 mi (1,930.22 km) |
| Sligo to Avila | 957.07 mi (1,540.25 km) |
| Sligo to Aviles | 749.08 mi (1,205.53 km) |
| Sligo to Ayamonte | 1,180.32 mi (1,899.53 km) |
