| Pontypridd to Seysses | 600.21 mi (965.95 km) |
| Pontypridd to Sin-le-Noble | 293.43 mi (472.23 km) |
| Pontypridd to Six-Fours-les-Plages | 726.08 mi (1,168.52 km) |
| Pontypridd to Soissons | 330.55 mi (531.97 km) |
| Pontypridd to Soisy-sous-Montmorency | 307.49 mi (494.85 km) |
| Pontypridd to Sollies-Pont | 727.05 mi (1,170.07 km) |
| Pontypridd to Somain | 300.51 mi (483.63 km) |
| Pontypridd to Sorgues | 647.67 mi (1,042.32 km) |
| Pontypridd to Sotteville-les-Rouen | 246.68 mi (396.99 km) |
| Pontypridd to Soyaux | 442.37 mi (711.93 km) |
| Pontypridd to Stains | 312.08 mi (502.25 km) |
| Pontypridd to Stiring-Wendel | 481.33 mi (774.63 km) |
| Pontypridd to Strasbourg | 533.22 mi (858.13 km) |
| Pontypridd to Sucy-en-Brie | 324.82 mi (522.75 km) |
| Pontypridd to Suresnes | 309.78 mi (498.54 km) |
