| Swansea to Saint Ives | 4,172.62 mi (6,715.18 km) |
| Swansea to Saint Ives | 4,021.98 mi (6,472.75 km) |
| Swansea to Saint Neots | 4,168.45 mi (6,708.47 km) |
| Swansea to Sale | 4,055.99 mi (6,527.48 km) |
| Swansea to Salford | 4,055.43 mi (6,526.58 km) |
| Swansea to Salisbury | 4,144.35 mi (6,669.68 km) |
| Swansea to Saltash | 4,067.55 mi (6,546.09 km) |
| Swansea to Saltcoats | 3,906.32 mi (6,286.61 km) |
| Swansea to Sandbach | 4,062.08 mi (6,537.29 km) |
| Swansea to Sanderstead | 4,202.81 mi (6,763.77 km) |
| Swansea to Sandhurst | 4,174.59 mi (6,718.36 km) |
| Swansea to Sandiacre | 4,109.16 mi (6,613.05 km) |
| Swansea to Sandown | 4,181.79 mi (6,729.94 km) |
| Swansea to Sandridge | 4,180.67 mi (6,728.14 km) |
| Swansea to Sandy | 4,170.34 mi (6,711.52 km) |
