| Knightdale to Sierpc | 4,602.92 mi (7,407.68 km) |
| Knightdale to Skarzysko-Kamienna | 4,709.61 mi (7,579.38 km) |
| Knightdale to Skawina | 4,708.04 mi (7,576.86 km) |
| Knightdale to Skierniewice | 4,651.68 mi (7,486.16 km) |
| Knightdale to Skoczow | 4,673.98 mi (7,522.04 km) |
| Knightdale to Skwierzyna | 4,457.62 mi (7,173.84 km) |
| Knightdale to Slawno | 4,447.03 mi (7,156.80 km) |
| Knightdale to Slubice | 4,429.92 mi (7,129.26 km) |
| Knightdale to Slupca | 4,555.74 mi (7,331.76 km) |
| Knightdale to Slupsk | 4,456.47 mi (7,172.00 km) |
| Knightdale to Sochaczew | 4,645.65 mi (7,476.45 km) |
| Knightdale to Sokolka | 4,722.30 mi (7,599.81 km) |
| Knightdale to Sokolow Podlaski | 4,713.43 mi (7,585.54 km) |
| Knightdale to Solec Kujawski | 4,543.92 mi (7,312.73 km) |
| Knightdale to Sopot | 4,511.95 mi (7,261.28 km) |
