| Pontypridd to Stannington | 145.37 mi (233.95 km) |
| Pontypridd to Stansted Mountfitchet | 152.78 mi (245.88 km) |
| Pontypridd to Stanwell | 123.78 mi (199.21 km) |
| Pontypridd to Stapleford | 126.69 mi (203.89 km) |
| Pontypridd to Staveley | 142.55 mi (229.41 km) |
| Pontypridd to Stepney | 141.69 mi (228.03 km) |
| Pontypridd to Stevenage | 135.89 mi (218.69 km) |
| Pontypridd to Stevenston | 285.29 mi (459.13 km) |
| Pontypridd to Stirling | 312.87 mi (503.51 km) |
| Pontypridd to Stockport | 134.50 mi (216.46 km) |
| Pontypridd to Stocksbridge | 149.10 mi (239.95 km) |
| Pontypridd to Stockton-on-Tees | 221.55 mi (356.55 km) |
| Pontypridd to Stoke Gifford | 34.61 mi (55.70 km) |
| Pontypridd to Stoke-on-Trent | 108.29 mi (174.27 km) |
| Pontypridd to Stone | 102.88 mi (165.57 km) |
