| Swansea to Southchase (Florida) | 858.91 mi (1,382.28 km) |
| Swansea to Southern Pines (North Carolina) | 628.75 mi (1,011.87 km) |
| Swansea to Southfield (Michigan) | 445.15 mi (716.40 km) |
| Swansea to Southgate (Michigan) | 436.92 mi (703.15 km) |
| Swansea to Southlake (Texas) | 557.22 mi (896.76 km) |
| Swansea to Spanaway (Washington) | 1,731.81 mi (2,787.07 km) |
| Swansea to Spanish Fork (Utah) | 1,159.43 mi (1,865.93 km) |
| Swansea to Spanish Lake (Missouri) | 20.32 mi (32.71 km) |
| Swansea to Spanish Springs (Nevada) | 1,586.12 mi (2,552.61 km) |
| Swansea to Sparks (Nevada) | 1,589.28 mi (2,557.70 km) |
| Swansea to Spartanburg (South Carolina) | 510.84 mi (822.11 km) |
| Swansea to Spearfish (South Dakota) | 823.20 mi (1,324.81 km) |
| Swansea to Speedway (Indiana) | 217.83 mi (350.56 km) |
| Swansea to Spencer (Iowa) | 416.70 mi (670.62 km) |
| Swansea to Spokane (Washington) | 1,510.50 mi (2,430.92 km) |
