| Biarritz to Skarzysko-Kamienna | 1,171.55 mi (1,885.42 km) |
| Biarritz to Skawina | 1,103.25 mi (1,775.52 km) |
| Biarritz to Skierniewice | 1,160.50 mi (1,867.65 km) |
| Biarritz to Skoczow | 1,055.07 mi (1,697.96 km) |
| Biarritz to Skwierzyna | 1,004.72 mi (1,616.94 km) |
| Biarritz to Slawno | 1,112.16 mi (1,789.84 km) |
| Biarritz to Slubice | 962.32 mi (1,548.71 km) |
| Biarritz to Slupca | 1,081.53 mi (1,740.56 km) |
| Biarritz to Slupsk | 1,128.09 mi (1,815.48 km) |
| Biarritz to Sochaczew | 1,170.70 mi (1,884.06 km) |
| Biarritz to Sokolka | 1,327.23 mi (2,135.97 km) |
| Biarritz to Sokolow Podlaski | 1,254.29 mi (2,018.59 km) |
| Biarritz to Solec Kujawski | 1,120.12 mi (1,802.65 km) |
| Biarritz to Sopot | 1,179.19 mi (1,897.72 km) |
| Biarritz to Sosnowiec | 1,079.57 mi (1,737.41 km) |
