| Opatija to Roeselare | 643.75 mi (1,036.01 km) |
| Opatija to Ronse | 618.98 mi (996.16 km) |
| Opatija to Rotselaar | 587.48 mi (945.45 km) |
| Opatija to Rumst | 603.18 mi (970.72 km) |
| Opatija to Saint-Ghislain | 599.82 mi (965.31 km) |
| Opatija to Saint-Nicolas | 545.66 mi (878.16 km) |
| Opatija to Saint-Vith | 509.94 mi (820.67 km) |
| Opatija to Scherpenheuvel | 581.05 mi (935.11 km) |
| Opatija to Schilde | 604.43 mi (972.74 km) |
| Opatija to Schoten | 607.41 mi (977.53 km) |
| Opatija to Seneffe | 586.97 mi (944.63 km) |
| Opatija to Seraing | 544.65 mi (876.53 km) |
| Opatija to Sint-Amandsberg | 625.36 mi (1,006.42 km) |
| Opatija to Sint-Andries | 651.29 mi (1,048.15 km) |
| Opatija to Sint-Genesius-Rode | 591.79 mi (952.40 km) |
