| Opera to Arico el Nuevo | 1,839.16 mi (2,959.85 km) |
| Opera to Armilla | 874.34 mi (1,407.12 km) |
| Opera to Arnedo | 604.61 mi (973.03 km) |
| Opera to Arona | 1,851.35 mi (2,979.47 km) |
| Opera to Arrecife | 1,679.67 mi (2,703.16 km) |
| Opera to Arrigorriaga | 616.45 mi (992.08 km) |
| Opera to Arroyomolinos | 751.57 mi (1,209.53 km) |
| Opera to Arteijo | 885.81 mi (1,425.58 km) |
| Opera to Arucas | 1,802.81 mi (2,901.34 km) |
| Opera to Aspe | 706.41 mi (1,136.86 km) |
| Opera to Astorga | 785.48 mi (1,264.11 km) |
| Opera to Atarfe | 873.69 mi (1,406.08 km) |
| Opera to Avila | 773.24 mi (1,244.41 km) |
| Opera to Aviles | 755.20 mi (1,215.37 km) |
| Opera to Ayamonte | 1,028.28 mi (1,654.86 km) |
