| Sofia to Skarzysko-Kamienna | 592.50 mi (953.54 km) |
| Sofia to Skawina | 529.99 mi (852.94 km) |
| Sofia to Skierniewice | 657.19 mi (1,057.64 km) |
| Sofia to Skoczow | 536.20 mi (862.93 km) |
| Sofia to Skwierzyna | 774.00 mi (1,245.63 km) |
| Sofia to Slawno | 860.21 mi (1,384.37 km) |
| Sofia to Slubice | 780.86 mi (1,256.67 km) |
| Sofia to Slupca | 710.12 mi (1,142.83 km) |
| Sofia to Slupsk | 861.59 mi (1,386.60 km) |
| Sofia to Sochaczew | 674.22 mi (1,085.05 km) |
| Sofia to Sokolka | 739.34 mi (1,189.85 km) |
| Sofia to Sokolow Podlaski | 672.07 mi (1,081.60 km) |
| Sofia to Solec Kujawski | 754.79 mi (1,214.72 km) |
| Sofia to Sopot | 840.05 mi (1,351.93 km) |
| Sofia to Sosnowiec | 560.46 mi (901.98 km) |
