| Opatija to Ratzeburg | 599.42 mi (964.67 km) |
| Opatija to Raubling | 199.09 mi (320.40 km) |
| Opatija to Rauenberg | 377.51 mi (607.54 km) |
| Opatija to Raunheim | 422.56 mi (680.04 km) |
| Opatija to Ravensburg | 279.68 mi (450.11 km) |
| Opatija to Recke | 570.34 mi (917.88 km) |
| Opatija to Recklinghausen | 541.26 mi (871.07 km) |
| Opatija to Regen | 256.95 mi (413.52 km) |
| Opatija to Regensburg | 274.94 mi (442.47 km) |
| Opatija to Regenstauf | 280.98 mi (452.19 km) |
| Opatija to Rehau | 355.81 mi (572.63 km) |
| Opatija to Rehburg-Loccum | 543.13 mi (874.08 km) |
| Opatija to Rehlingen-Siersburg | 452.41 mi (728.09 km) |
| Opatija to Reichelsheim | 395.46 mi (636.43 km) |
| Opatija to Reichenbach/Vogtland | 376.55 mi (606.00 km) |
