| Guyancourt to Skarzysko-Kamienna | 850.87 mi (1,369.35 km) |
| Guyancourt to Skawina | 801.37 mi (1,289.68 km) |
| Guyancourt to Skierniewice | 824.22 mi (1,326.45 km) |
| Guyancourt to Skoczow | 755.06 mi (1,215.15 km) |
| Guyancourt to Skwierzyna | 643.24 mi (1,035.20 km) |
| Guyancourt to Slawno | 734.30 mi (1,181.73 km) |
| Guyancourt to Slubice | 600.47 mi (966.37 km) |
| Guyancourt to Slupca | 733.35 mi (1,180.22 km) |
| Guyancourt to Slupsk | 750.35 mi (1,207.57 km) |
| Guyancourt to Sochaczew | 830.58 mi (1,336.68 km) |
| Guyancourt to Sokolka | 978.92 mi (1,575.42 km) |
| Guyancourt to Sokolow Podlaski | 916.52 mi (1,474.99 km) |
| Guyancourt to Solec Kujawski | 762.06 mi (1,226.41 km) |
| Guyancourt to Sopot | 806.37 mi (1,297.72 km) |
| Guyancourt to Sosnowiec | 770.43 mi (1,239.89 km) |
