| Ecublens to Sierpc | 730.15 mi (1,175.06 km) |
| Ecublens to Skarzysko-Kamienna | 724.33 mi (1,165.70 km) |
| Ecublens to Skawina | 654.49 mi (1,053.30 km) |
| Ecublens to Skierniewice | 717.28 mi (1,154.35 km) |
| Ecublens to Skoczow | 606.31 mi (975.77 km) |
| Ecublens to Skwierzyna | 579.28 mi (932.26 km) |
| Ecublens to Slawno | 699.17 mi (1,125.20 km) |
| Ecublens to Slubice | 539.01 mi (867.46 km) |
| Ecublens to Slupca | 644.80 mi (1,037.71 km) |
| Ecublens to Slupsk | 714.39 mi (1,149.70 km) |
| Ecublens to Sochaczew | 728.73 mi (1,172.78 km) |
| Ecublens to Sokolka | 886.75 mi (1,427.08 km) |
| Ecublens to Sokolow Podlaski | 810.56 mi (1,304.47 km) |
| Ecublens to Solec Kujawski | 688.49 mi (1,108.01 km) |
| Ecublens to Sopot | 758.40 mi (1,220.53 km) |
