| Sonderborg to Roeselare | 390.01 mi (627.66 km) |
| Sonderborg to Ronse | 386.46 mi (621.95 km) |
| Sonderborg to Rotselaar | 345.86 mi (556.60 km) |
| Sonderborg to Rumst | 346.22 mi (557.19 km) |
| Sonderborg to Saint-Ghislain | 396.91 mi (638.77 km) |
| Sonderborg to Saint-Nicolas | 345.05 mi (555.31 km) |
| Sonderborg to Saint-Vith | 354.76 mi (570.93 km) |
| Sonderborg to Scherpenheuvel | 335.94 mi (540.65 km) |
| Sonderborg to Schilde | 334.06 mi (537.62 km) |
| Sonderborg to Schoten | 334.96 mi (539.06 km) |
| Sonderborg to Seneffe | 381.06 mi (613.26 km) |
| Sonderborg to Seraing | 348.78 mi (561.30 km) |
| Sonderborg to Sint-Amandsberg | 366.23 mi (589.39 km) |
| Sonderborg to Sint-Andries | 375.42 mi (604.19 km) |
| Sonderborg to Sint-Genesius-Rode | 366.72 mi (590.17 km) |
