| Welwyn Garden City to Saint-Esteve | 644.03 mi (1,036.46 km) |
| Welwyn Garden City to Saint-Etienne | 487.23 mi (784.12 km) |
| Welwyn Garden City to Saint-Etienne-du-Rouvray | 177.13 mi (285.06 km) |
| Welwyn Garden City to Saint-Fargeau | 256.54 mi (412.86 km) |
| Welwyn Garden City to Saint-Fons | 479.66 mi (771.93 km) |
| Welwyn Garden City to Saint-Gaudens | 602.49 mi (969.61 km) |
| Welwyn Garden City to Saint-Gely-du-Fesc | 590.37 mi (950.12 km) |
| Welwyn Garden City to Saint-Genis-Laval | 479.13 mi (771.09 km) |
| Welwyn Garden City to Saint-Genis-Pouilly | 476.08 mi (766.18 km) |
| Welwyn Garden City to Saint-Germain-en-Laye | 224.73 mi (361.67 km) |
| Welwyn Garden City to Saint-Germain-les-Arpajon | 246.84 mi (397.25 km) |
| Welwyn Garden City to Saint-Gilles | 601.00 mi (967.22 km) |
| Welwyn Garden City to Saint-Gratien | 224.13 mi (360.70 km) |
| Welwyn Garden City to Saint-Gregoire | 261.09 mi (420.19 km) |
| Welwyn Garden City to Saint-Herblain | 324.05 mi (521.51 km) |
