| Opatija to Amorebieta | 853.56 mi (1,373.68 km) |
| Opatija to Amposta | 761.75 mi (1,225.92 km) |
| Opatija to Amurrio | 869.69 mi (1,399.63 km) |
| Opatija to Andoain | 818.85 mi (1,317.81 km) |
| Opatija to Andraitx | 723.45 mi (1,164.27 km) |
| Opatija to Andujar | 1,069.13 mi (1,720.61 km) |
| Opatija to Antequera | 1,132.57 mi (1,822.70 km) |
| Opatija to Antigua | 1,936.14 mi (3,115.91 km) |
| Opatija to Aranda de Duero | 933.55 mi (1,502.41 km) |
| Opatija to Aranjuez | 977.62 mi (1,573.33 km) |
| Opatija to Archena | 944.01 mi (1,519.24 km) |
| Opatija to Arcos de la Frontera | 1,198.86 mi (1,929.39 km) |
| Opatija to Arenys de Mar | 642.97 mi (1,034.76 km) |
| Opatija to Arenys de Munt | 642.44 mi (1,033.91 km) |
| Opatija to Argentona | 650.57 mi (1,047.00 km) |
