| Istrana to Roeselare | 549.12 mi (883.72 km) |
| Istrana to Ronse | 524.46 mi (844.03 km) |
| Istrana to Rotselaar | 497.26 mi (800.26 km) |
| Istrana to Rumst | 512.80 mi (825.28 km) |
| Istrana to Saint-Ghislain | 504.19 mi (811.42 km) |
| Istrana to Saint-Nicolas | 456.34 mi (734.42 km) |
| Istrana to Saint-Vith | 420.63 mi (676.94 km) |
| Istrana to Scherpenheuvel | 492.08 mi (791.92 km) |
| Istrana to Schilde | 515.41 mi (829.48 km) |
| Istrana to Schoten | 518.27 mi (834.07 km) |
| Istrana to Seneffe | 492.92 mi (793.28 km) |
| Istrana to Seraing | 454.89 mi (732.07 km) |
| Istrana to Sint-Amandsberg | 532.88 mi (857.59 km) |
| Istrana to Sint-Andries | 558.13 mi (898.23 km) |
| Istrana to Sint-Genesius-Rode | 499.24 mi (803.45 km) |
