| Swansea to Saint-Lo | 4,231.75 mi (6,810.35 km) |
| Swansea to Saint-Loubes | 4,395.76 mi (7,074.30 km) |
| Swansea to Saint-Louis | 4,629.03 mi (7,449.70 km) |
| Swansea to Saint-Lys | 4,513.02 mi (7,263.01 km) |
| Swansea to Saint-Malo | 4,208.92 mi (6,773.61 km) |
| Swansea to Saint-Mande | 4,381.13 mi (7,050.75 km) |
| Swansea to Saint-Martin-Boulogne | 4,288.31 mi (6,901.37 km) |
| Swansea to Saint-Martin-d'Heres | 4,646.55 mi (7,477.90 km) |
| Swansea to Saint-Martin-de-Crau | 4,663.53 mi (7,505.23 km) |
| Swansea to Saint-Maur-des-Fosses | 4,385.80 mi (7,058.26 km) |
| Swansea to Saint-Maurice | 4,382.58 mi (7,053.08 km) |
| Swansea to Saint-Max | 4,535.04 mi (7,298.44 km) |
| Swansea to Saint-Maximin-la-Sainte-Baume | 4,714.68 mi (7,587.55 km) |
| Swansea to Saint-Medard-en-Jalles | 4,384.14 mi (7,055.59 km) |
| Swansea to Saint-Michel-sur-Orge | 4,383.57 mi (7,054.68 km) |
