| Santurce-Antiguo to Sierpc | 1,229.77 mi (1,979.13 km) |
| Santurce-Antiguo to Skarzysko-Kamienna | 1,238.36 mi (1,992.94 km) |
| Santurce-Antiguo to Skawina | 1,171.75 mi (1,885.75 km) |
| Santurce-Antiguo to Skierniewice | 1,225.35 mi (1,972.01 km) |
| Santurce-Antiguo to Skoczow | 1,123.56 mi (1,808.19 km) |
| Santurce-Antiguo to Skwierzyna | 1,064.97 mi (1,713.90 km) |
| Santurce-Antiguo to Slawno | 1,169.10 mi (1,881.49 km) |
| Santurce-Antiguo to Slubice | 1,022.32 mi (1,645.26 km) |
| Santurce-Antiguo to Slupca | 1,144.37 mi (1,841.69 km) |
| Santurce-Antiguo to Slupsk | 1,185.11 mi (1,907.25 km) |
| Santurce-Antiguo to Sochaczew | 1,235.05 mi (1,987.62 km) |
| Santurce-Antiguo to Sokolka | 1,390.75 mi (2,238.20 km) |
| Santurce-Antiguo to Sokolow Podlaski | 1,319.21 mi (2,123.06 km) |
| Santurce-Antiguo to Solec Kujawski | 1,181.41 mi (1,901.30 km) |
| Santurce-Antiguo to Sopot | 1,237.57 mi (1,991.68 km) |
