| Siano to Skarzysko-Kamienna | 772.09 mi (1,242.55 km) |
| Siano to Skawina | 681.16 mi (1,096.22 km) |
| Siano to Skierniewice | 813.43 mi (1,309.10 km) |
| Siano to Skoczow | 652.51 mi (1,050.11 km) |
| Siano to Skwierzyna | 816.01 mi (1,313.24 km) |
| Siano to Slawno | 941.06 mi (1,514.48 km) |
| Siano to Slubice | 797.88 mi (1,284.06 km) |
| Siano to Slupca | 808.37 mi (1,300.94 km) |
| Siano to Slupsk | 950.14 mi (1,529.11 km) |
| Siano to Sochaczew | 831.92 mi (1,338.85 km) |
| Siano to Sokolka | 962.20 mi (1,548.52 km) |
| Siano to Sokolow Podlaski | 876.77 mi (1,411.03 km) |
| Siano to Solec Kujawski | 864.51 mi (1,391.29 km) |
| Siano to Sopot | 959.66 mi (1,544.43 km) |
| Siano to Sosnowiec | 689.06 mi (1,108.93 km) |
