| Alcanar to Sierpc | 1,238.94 mi (1,993.89 km) |
| Alcanar to Skarzysko-Kamienna | 1,218.57 mi (1,961.10 km) |
| Alcanar to Skawina | 1,139.65 mi (1,834.08 km) |
| Alcanar to Skierniewice | 1,220.23 mi (1,963.76 km) |
| Alcanar to Skoczow | 1,092.68 mi (1,758.50 km) |
| Alcanar to Skwierzyna | 1,092.33 mi (1,757.93 km) |
| Alcanar to Slawno | 1,211.98 mi (1,950.49 km) |
| Alcanar to Slubice | 1,052.20 mi (1,693.35 km) |
| Alcanar to Slupca | 1,154.31 mi (1,857.68 km) |
| Alcanar to Slupsk | 1,227.30 mi (1,975.14 km) |
| Alcanar to Sochaczew | 1,233.18 mi (1,984.61 km) |
| Alcanar to Sokolka | 1,391.57 mi (2,239.52 km) |
| Alcanar to Sokolow Podlaski | 1,311.81 mi (2,111.16 km) |
| Alcanar to Solec Kujawski | 1,199.99 mi (1,931.20 km) |
| Alcanar to Sopot | 1,271.55 mi (2,046.36 km) |
