| Rhondda to Roeselare | 286.36 mi (460.85 km) |
| Rhondda to Ronse | 309.63 mi (498.31 km) |
| Rhondda to Rotselaar | 354.07 mi (569.82 km) |
| Rhondda to Rumst | 339.90 mi (547.02 km) |
| Rhondda to Saint-Ghislain | 324.34 mi (521.97 km) |
| Rhondda to Saint-Nicolas | 393.78 mi (633.73 km) |
| Rhondda to Saint-Vith | 425.48 mi (684.74 km) |
| Rhondda to Scherpenheuvel | 364.56 mi (586.70 km) |
| Rhondda to Schilde | 344.82 mi (554.94 km) |
| Rhondda to Schoten | 341.81 mi (550.09 km) |
| Rhondda to Seneffe | 340.99 mi (548.77 km) |
| Rhondda to Seraing | 393.18 mi (632.76 km) |
| Rhondda to Sint-Amandsberg | 311.66 mi (501.58 km) |
| Rhondda to Sint-Andries | 285.83 mi (460.00 km) |
| Rhondda to Sint-Genesius-Rode | 341.44 mi (549.50 km) |
