| Illescas to Argentona | 340.71 mi (548.32 km) |
| Illescas to Arico el Nuevo | 1,094.61 mi (1,761.60 km) |
| Illescas to Armilla | 205.31 mi (330.42 km) |
| Illescas to Arnedo | 170.81 mi (274.90 km) |
| Illescas to Arona | 1,106.42 mi (1,780.61 km) |
| Illescas to Arrecife | 947.23 mi (1,524.41 km) |
| Illescas to Arrigorriaga | 219.09 mi (352.60 km) |
| Illescas to Arroyomolinos | 10.95 mi (17.62 km) |
| Illescas to Arteijo | 326.60 mi (525.61 km) |
| Illescas to Arucas | 1,063.01 mi (1,710.75 km) |
| Illescas to Aspe | 204.61 mi (329.28 km) |
| Illescas to Astorga | 198.96 mi (320.20 km) |
| Illescas to Atarfe | 200.09 mi (322.02 km) |
| Illescas to Avila | 57.96 mi (93.27 km) |
| Illescas to Aviles | 260.52 mi (419.27 km) |
