| Smolyan to Saint-Etienne | 1,048.81 mi (1,687.89 km) |
| Smolyan to Saint-Etienne-du-Rouvray | 1,256.56 mi (2,022.24 km) |
| Smolyan to Saint-Fargeau | 1,177.60 mi (1,895.17 km) |
| Smolyan to Saint-Fons | 1,029.35 mi (1,656.58 km) |
| Smolyan to Saint-Gaudens | 1,224.73 mi (1,971.01 km) |
| Smolyan to Saint-Gely-du-Fesc | 1,069.05 mi (1,720.47 km) |
| Smolyan to Saint-Genis-Laval | 1,032.09 mi (1,660.99 km) |
| Smolyan to Saint-Genis-Pouilly | 981.09 mi (1,578.91 km) |
| Smolyan to Saint-Germain-en-Laye | 1,204.34 mi (1,938.20 km) |
| Smolyan to Saint-Germain-les-Arpajon | 1,191.50 mi (1,917.53 km) |
| Smolyan to Saint-Gilles | 1,037.81 mi (1,670.20 km) |
| Smolyan to Saint-Gratien | 1,197.55 mi (1,927.28 km) |
| Smolyan to Saint-Gregoire | 1,361.41 mi (2,190.98 km) |
| Smolyan to Saint-Herblain | 1,350.33 mi (2,173.15 km) |
| Smolyan to Saint-Hilaire-de-Riez | 1,360.52 mi (2,189.55 km) |
