| Swansea to Saint-Esteve | 4,613.49 mi (7,424.70 km) |
| Swansea to Saint-Etienne | 4,580.10 mi (7,370.95 km) |
| Swansea to Saint-Etienne-du-Rouvray | 4,311.23 mi (6,938.26 km) |
| Swansea to Saint-Fargeau | 4,396.58 mi (7,075.62 km) |
| Swansea to Saint-Fons | 4,589.21 mi (7,385.63 km) |
| Swansea to Saint-Gaudens | 4,507.64 mi (7,254.35 km) |
| Swansea to Saint-Gely-du-Fesc | 4,619.04 mi (7,433.62 km) |
| Swansea to Saint-Genis-Laval | 4,587.20 mi (7,382.38 km) |
| Swansea to Saint-Genis-Pouilly | 4,617.21 mi (7,430.69 km) |
| Swansea to Saint-Germain-en-Laye | 4,366.32 mi (7,026.92 km) |
| Swansea to Saint-Germain-les-Arpajon | 4,382.94 mi (7,053.66 km) |
| Swansea to Saint-Gilles | 4,646.02 mi (7,477.05 km) |
| Swansea to Saint-Gratien | 4,371.39 mi (7,035.08 km) |
| Swansea to Saint-Gregoire | 4,237.72 mi (6,819.96 km) |
| Swansea to Saint-Herblain | 4,268.93 mi (6,870.18 km) |
