| Sankt Gallen to Roeselare | 372.29 mi (599.15 km) |
| Sankt Gallen to Ronse | 347.65 mi (559.49 km) |
| Sankt Gallen to Rotselaar | 321.84 mi (517.95 km) |
| Sankt Gallen to Rumst | 337.24 mi (542.73 km) |
| Sankt Gallen to Saint-Ghislain | 327.34 mi (526.80 km) |
| Sankt Gallen to Saint-Nicolas | 281.68 mi (453.31 km) |
| Sankt Gallen to Saint-Vith | 246.30 mi (396.37 km) |
| Sankt Gallen to Scherpenheuvel | 317.35 mi (510.73 km) |
| Sankt Gallen to Schilde | 340.53 mi (548.03 km) |
| Sankt Gallen to Schoten | 343.30 mi (552.49 km) |
| Sankt Gallen to Seneffe | 316.21 mi (508.89 km) |
| Sankt Gallen to Seraing | 279.96 mi (450.56 km) |
| Sankt Gallen to Sint-Amandsberg | 356.47 mi (573.68 km) |
| Sankt Gallen to Sint-Andries | 381.52 mi (613.99 km) |
| Sankt Gallen to Sint-Genesius-Rode | 322.88 mi (519.62 km) |
