| Onda to Argentona | 177.73 mi (286.02 km) |
| Onda to Arico el Nuevo | 1,231.12 mi (1,981.30 km) |
| Onda to Armilla | 265.62 mi (427.48 km) |
| Onda to Arnedo | 182.75 mi (294.10 km) |
| Onda to Arona | 1,243.42 mi (2,001.09 km) |
| Onda to Arrecife | 1,070.26 mi (1,722.42 km) |
| Onda to Arrigorriaga | 261.96 mi (421.59 km) |
| Onda to Arroyomolinos | 193.26 mi (311.03 km) |
| Onda to Arteijo | 484.15 mi (779.17 km) |
| Onda to Arucas | 1,193.77 mi (1,921.18 km) |
| Onda to Aspe | 114.95 mi (184.99 km) |
| Onda to Astorga | 347.19 mi (558.74 km) |
| Onda to Atarfe | 264.65 mi (425.91 km) |
| Onda to Avila | 237.63 mi (382.42 km) |
| Onda to Aviles | 382.30 mi (615.26 km) |
