| Cities | Distance |
|---|---|
| Opatija to Isselburg | 573.67 mi (923.23 km) |
| Opatija to Issum | 559.89 mi (901.05 km) |
| Opatija to Itzehoe | 630.69 mi (1,015.00 km) |
| Opatija to Jena | 406.18 mi (653.69 km) |
| Opatija to Jever | 637.22 mi (1,025.51 km) |
| Opatija to Jork | 603.12 mi (970.63 km) |
| Opatija to Juchen | 535.80 mi (862.28 km) |
| Opatija to Julich | 531.63 mi (855.58 km) |
| Opatija to Juterbog | 463.54 mi (745.99 km) |
| Opatija to Kaarst | 538.01 mi (865.84 km) |
| Opatija to Kaiserslautern | 416.89 mi (670.91 km) |
| Opatija to Kalkar | 573.84 mi (923.50 km) |
| Opatija to Kall | 507.99 mi (817.54 km) |
| Opatija to Kaltenkirchen | 618.75 mi (995.78 km) |
| Opatija to Kamen | 528.09 mi (849.89 km) |