| Boston to Roeselare | 193.84 mi (311.95 km) |
| Boston to Ronse | 217.87 mi (350.63 km) |
| Boston to Rotselaar | 245.12 mi (394.49 km) |
| Boston to Rumst | 229.41 mi (369.21 km) |
| Boston to Saint-Ghislain | 239.54 mi (385.50 km) |
| Boston to Saint-Nicolas | 287.06 mi (461.98 km) |
| Boston to Saint-Vith | 322.69 mi (519.32 km) |
| Boston to Scherpenheuvel | 252.02 mi (405.58 km) |
| Boston to Schilde | 228.80 mi (368.22 km) |
| Boston to Schoten | 225.76 mi (363.32 km) |
| Boston to Seneffe | 248.55 mi (400.00 km) |
| Boston to Seraing | 287.96 mi (463.43 km) |
| Boston to Sint-Amandsberg | 208.06 mi (334.85 km) |
| Boston to Sint-Andries | 183.09 mi (294.66 km) |
| Boston to Sint-Genesius-Rode | 241.70 mi (388.98 km) |
