| Opatija to Jihlava | 287.41 mi (462.54 km) |
| Opatija to Jindrichuv Hradec | 265.36 mi (427.06 km) |
| Opatija to Jirkov | 359.15 mi (577.99 km) |
| Opatija to Kadan | 351.66 mi (565.95 km) |
| Opatija to Karlovy Vary | 344.78 mi (554.87 km) |
| Opatija to Karvina | 369.53 mi (594.70 km) |
| Opatija to Kladno | 332.93 mi (535.80 km) |
| Opatija to Klasterec nad Ohri | 352.90 mi (567.94 km) |
| Opatija to Klatovy | 284.58 mi (457.99 km) |
| Opatija to Kolin | 327.07 mi (526.36 km) |
| Opatija to Koprivnice | 345.06 mi (555.31 km) |
| Opatija to Kralupy nad Vltavou | 339.10 mi (545.72 km) |
| Opatija to Kraluv Dvur | 319.21 mi (513.73 km) |
| Opatija to Krnov | 364.60 mi (586.77 km) |
| Opatija to Kromeriz | 309.88 mi (498.70 km) |
