| Sintra to Sierpc | 1,685.19 mi (2,712.05 km) |
| Sintra to Skarzysko-Kamienna | 1,691.19 mi (2,721.70 km) |
| Sintra to Skawina | 1,621.96 mi (2,610.29 km) |
| Sintra to Skierniewice | 1,679.97 mi (2,703.65 km) |
| Sintra to Skoczow | 1,573.81 mi (2,532.80 km) |
| Sintra to Skwierzyna | 1,520.20 mi (2,446.52 km) |
| Sintra to Slawno | 1,622.57 mi (2,611.28 km) |
| Sintra to Slubice | 1,477.49 mi (2,377.79 km) |
| Sintra to Slupca | 1,599.76 mi (2,574.56 km) |
| Sintra to Slupsk | 1,638.61 mi (2,637.09 km) |
| Sintra to Sochaczew | 1,689.95 mi (2,719.72 km) |
| Sintra to Sokolka | 1,846.00 mi (2,970.85 km) |
| Sintra to Sokolow Podlaski | 1,773.80 mi (2,854.65 km) |
| Sintra to Solec Kujawski | 1,636.82 mi (2,634.21 km) |
| Sintra to Sopot | 1,691.92 mi (2,722.89 km) |
