| Kos to Skarzysko-Kamienna | 1,033.58 mi (1,663.39 km) |
| Kos to Skawina | 979.30 mi (1,576.03 km) |
| Kos to Skierniewice | 1,100.14 mi (1,770.50 km) |
| Kos to Skoczow | 988.87 mi (1,591.44 km) |
| Kos to Skwierzyna | 1,227.65 mi (1,975.72 km) |
| Kos to Slawno | 1,309.61 mi (2,107.61 km) |
| Kos to Slubice | 1,234.97 mi (1,987.49 km) |
| Kos to Slupca | 1,160.50 mi (1,867.65 km) |
| Kos to Slupsk | 1,309.94 mi (2,108.15 km) |
| Kos to Sochaczew | 1,116.10 mi (1,796.19 km) |
| Kos to Sokolka | 1,157.48 mi (1,862.79 km) |
| Kos to Sokolow Podlaski | 1,101.33 mi (1,772.41 km) |
| Kos to Solec Kujawski | 1,202.57 mi (1,935.36 km) |
| Kos to Sopot | 1,283.77 mi (2,066.03 km) |
| Kos to Sosnowiec | 1,011.42 mi (1,627.72 km) |
