| Swansea to St. Petersburg (Florida) | 854.65 mi (1,375.43 km) |
| Swansea to St. Simons (Georgia) | 704.47 mi (1,133.74 km) |
| Swansea to Stafford (Texas) | 693.95 mi (1,116.80 km) |
| Swansea to Stallings (North Carolina) | 567.57 mi (913.42 km) |
| Swansea to Stamford (Connecticut) | 887.92 mi (1,428.96 km) |
| Swansea to Stanford (California) | 1,745.22 mi (2,808.66 km) |
| Swansea to Stanton (California) | 1,589.66 mi (2,558.30 km) |
| Swansea to Star (Idaho) | 1,417.98 mi (2,282.01 km) |
| Swansea to Starkville (Mississippi) | 357.56 mi (575.43 km) |
| Swansea to State College (Pennsylvania) | 662.77 mi (1,066.62 km) |
| Swansea to Staten Island (New York) | 853.88 mi (1,374.18 km) |
| Swansea to Statesboro (Georgia) | 625.39 mi (1,006.46 km) |
| Swansea to Statesville (North Carolina) | 536.70 mi (863.73 km) |
| Swansea to Staunton (Virginia) | 592.19 mi (953.03 km) |
| Swansea to Steamboat Springs (Colorado) | 905.94 mi (1,457.97 km) |
