| Balaguer to Sierpc | 1,162.97 mi (1,871.63 km) |
| Balaguer to Skarzysko-Kamienna | 1,148.03 mi (1,847.58 km) |
| Balaguer to Skawina | 1,071.41 mi (1,724.27 km) |
| Balaguer to Skierniewice | 1,146.78 mi (1,845.56 km) |
| Balaguer to Skoczow | 1,023.96 mi (1,647.90 km) |
| Balaguer to Skwierzyna | 1,012.92 mi (1,630.13 km) |
| Balaguer to Slawno | 1,130.80 mi (1,819.84 km) |
| Balaguer to Slubice | 972.26 mi (1,564.71 km) |
| Balaguer to Slupca | 1,077.90 mi (1,734.72 km) |
| Balaguer to Slupsk | 1,146.25 mi (1,844.71 km) |
| Balaguer to Sochaczew | 1,159.17 mi (1,865.50 km) |
| Balaguer to Sokolka | 1,317.57 mi (2,120.42 km) |
| Balaguer to Sokolow Podlaski | 1,239.12 mi (1,994.17 km) |
| Balaguer to Solec Kujawski | 1,122.32 mi (1,806.21 km) |
| Balaguer to Sopot | 1,191.76 mi (1,917.95 km) |
