| Opatija to Kelsterbach | 422.47 mi (679.90 km) |
| Opatija to Kemberg | 452.09 mi (727.57 km) |
| Opatija to Kempen | 551.34 mi (887.30 km) |
| Opatija to Kempten | 251.62 mi (404.95 km) |
| Opatija to Kenzingen | 366.66 mi (590.07 km) |
| Opatija to Kerpen | 518.64 mi (834.67 km) |
| Opatija to Ketsch | 387.72 mi (623.97 km) |
| Opatija to Kevelaer | 567.24 mi (912.88 km) |
| Opatija to Kiel | 647.95 mi (1,042.77 km) |
| Opatija to Kierspe | 506.13 mi (814.54 km) |
| Opatija to Kirchhain | 452.83 mi (728.76 km) |
| Opatija to Kirchheim bei Munchen | 230.40 mi (370.80 km) |
| Opatija to Kirchheim unter Teck | 323.43 mi (520.50 km) |
| Opatija to Kirchhundem | 490.20 mi (788.90 km) |
| Opatija to Kirchlengern | 539.70 mi (868.57 km) |
