| Castleford to Selargius | 1,114.75 mi (1,794.02 km) |
| Castleford to Selvazzano Dentro | 821.20 mi (1,321.59 km) |
| Castleford to Senago | 730.53 mi (1,175.67 km) |
| Castleford to Senigallia | 955.14 mi (1,537.14 km) |
| Castleford to Seravezza | 851.11 mi (1,369.73 km) |
| Castleford to Seregno | 728.71 mi (1,172.74 km) |
| Castleford to Seriate | 741.82 mi (1,193.85 km) |
| Castleford to Sermoneta | 1,069.27 mi (1,720.82 km) |
| Castleford to Serramanna | 1,099.04 mi (1,768.73 km) |
| Castleford to Serravalle Pistoiese | 873.65 mi (1,406.01 km) |
| Castleford to Sessa Aurunca | 1,114.82 mi (1,794.13 km) |
| Castleford to Sesto Calende | 708.04 mi (1,139.49 km) |
| Castleford to Sesto Fiorentino | 887.92 mi (1,428.97 km) |
| Castleford to Sesto San Giovanni | 736.17 mi (1,184.74 km) |
| Castleford to Sestri Levante | 812.44 mi (1,307.49 km) |
