| Serris to Skarzysko-Kamienna | 818.24 mi (1,316.82 km) |
| Serris to Skawina | 768.46 mi (1,236.72 km) |
| Serris to Skierniewice | 792.01 mi (1,274.62 km) |
| Serris to Skoczow | 722.13 mi (1,162.16 km) |
| Serris to Skwierzyna | 612.16 mi (985.17 km) |
| Serris to Slawno | 705.02 mi (1,134.62 km) |
| Serris to Slubice | 569.33 mi (916.25 km) |
| Serris to Slupca | 701.57 mi (1,129.07 km) |
| Serris to Slupsk | 721.08 mi (1,160.47 km) |
| Serris to Sochaczew | 798.53 mi (1,285.11 km) |
| Serris to Sokolka | 947.41 mi (1,524.71 km) |
| Serris to Sokolow Podlaski | 884.45 mi (1,423.39 km) |
| Serris to Solec Kujawski | 730.91 mi (1,176.29 km) |
| Serris to Sopot | 776.59 mi (1,249.80 km) |
| Serris to Sosnowiec | 737.57 mi (1,187.00 km) |
