| Karlovac to Ramnicu Sarat | 557.65 mi (897.45 km) |
| Karlovac to Ramnicu Valcea | 429.55 mi (691.29 km) |
| Karlovac to Rasnov | 479.37 mi (771.46 km) |
| Karlovac to Reghin | 447.26 mi (719.79 km) |
| Karlovac to Resita | 307.76 mi (495.30 km) |
| Karlovac to Roman | 552.74 mi (889.55 km) |
| Karlovac to Rosiori de Vede | 472.34 mi (760.16 km) |
| Karlovac to Rovinari | 372.57 mi (599.59 km) |
| Karlovac to Roznov | 532.40 mi (856.81 km) |
| Karlovac to Sabaoani | 549.68 mi (884.63 km) |
| Karlovac to Sacele | 491.33 mi (790.71 km) |
| Karlovac to Sacueni | 337.15 mi (542.59 km) |
| Karlovac to Salcea | 534.82 mi (860.71 km) |
| Karlovac to Salonta | 305.77 mi (492.10 km) |
| Karlovac to Sangeorgiu de Mures | 433.89 mi (698.29 km) |
