| Castleford to Sentrupert | 903.55 mi (1,454.12 km) |
| Castleford to Sevnica | 909.69 mi (1,464.01 km) |
| Castleford to Sezana | 873.98 mi (1,406.54 km) |
| Castleford to Skocjan | 913.97 mi (1,470.90 km) |
| Castleford to Skofja Loka | 866.84 mi (1,395.05 km) |
| Castleford to Skofljica | 885.07 mi (1,424.38 km) |
| Castleford to Slovenj Gradec | 878.85 mi (1,414.38 km) |
| Castleford to Slovenska Bistrica | 902.16 mi (1,451.89 km) |
| Castleford to Slovenske Konjice | 898.99 mi (1,446.78 km) |
| Castleford to Smarje | 907.39 mi (1,460.31 km) |
| Castleford to Smarjeske Toplice | 913.56 mi (1,470.24 km) |
| Castleford to Smartno | 891.79 mi (1,435.20 km) |
| Castleford to Smartno | 885.29 mi (1,424.73 km) |
| Castleford to Sodrazica | 897.68 mi (1,444.68 km) |
| Castleford to Solcava | 868.96 mi (1,398.45 km) |
