| Swansea to Sucha Beskidzka | 4,986.20 mi (8,024.52 km) |
| Swansea to Suchanino | 4,755.60 mi (7,653.39 km) |
| Swansea to Sulechow | 4,750.36 mi (7,644.97 km) |
| Swansea to Sulecin | 4,718.42 mi (7,593.56 km) |
| Swansea to Sulejowek | 4,932.89 mi (7,938.72 km) |
| Swansea to Suwalki | 4,902.72 mi (7,890.16 km) |
| Swansea to Swarzedz | 4,786.47 mi (7,703.08 km) |
| Swansea to Swidnica | 4,831.07 mi (7,774.86 km) |
| Swansea to Swidnik | 5,025.16 mi (8,087.21 km) |
| Swansea to Swidwin | 4,686.62 mi (7,542.38 km) |
| Swansea to Swiebodzice | 4,825.15 mi (7,765.33 km) |
| Swansea to Swiecie | 4,789.50 mi (7,707.96 km) |
| Swansea to Swiedbodzin | 4,740.73 mi (7,629.46 km) |
| Swansea to Swietochlowice | 4,939.07 mi (7,948.67 km) |
| Swansea to Swinoujscie | 4,630.74 mi (7,452.46 km) |
