| Opatija to Acri | 416.77 mi (670.73 km) |
| Opatija to Adelfia | 326.10 mi (524.81 km) |
| Opatija to Adrano | 530.43 mi (853.64 km) |
| Opatija to Adria | 111.29 mi (179.10 km) |
| Opatija to Afragola | 305.16 mi (491.11 km) |
| Opatija to Agliana | 190.10 mi (305.94 km) |
| Opatija to Agrate Brianza | 240.48 mi (387.01 km) |
| Opatija to Agrigento | 555.13 mi (893.40 km) |
| Opatija to Agropoli | 346.04 mi (556.90 km) |
| Opatija to Ala | 162.26 mi (261.13 km) |
| Opatija to Alassio | 315.06 mi (507.04 km) |
| Opatija to Alatri | 253.88 mi (408.59 km) |
| Opatija to Alba | 309.11 mi (497.46 km) |
| Opatija to Albano Laziale | 261.83 mi (421.37 km) |
| Opatija to Albenga | 311.59 mi (501.46 km) |
