| Castleford to Shotley Bridge | 82.28 mi (132.42 km) |
| Castleford to Shrewsbury | 90.53 mi (145.70 km) |
| Castleford to Sidcup | 169.63 mi (273.00 km) |
| Castleford to Sidmouth | 224.39 mi (361.13 km) |
| Castleford to Sileby | 68.84 mi (110.78 km) |
| Castleford to Sittingbourne | 186.29 mi (299.81 km) |
| Castleford to Skegness | 80.34 mi (129.29 km) |
| Castleford to Skelmersdale | 59.30 mi (95.43 km) |
| Castleford to Skipton | 31.85 mi (51.27 km) |
| Castleford to Sleaford | 63.14 mi (101.62 km) |
| Castleford to Slough | 155.89 mi (250.89 km) |
| Castleford to Small Heath | 89.01 mi (143.25 km) |
| Castleford to Smethwick | 88.23 mi (142.00 km) |
| Castleford to Snaresbrook | 157.91 mi (254.14 km) |
| Castleford to Snodland | 181.55 mi (292.18 km) |
