| Llanelli to Selargius | 1,070.86 mi (1,723.38 km) |
| Llanelli to Selvazzano Dentro | 846.92 mi (1,362.99 km) |
| Llanelli to Senago | 737.33 mi (1,186.62 km) |
| Llanelli to Senigallia | 974.16 mi (1,567.76 km) |
| Llanelli to Seravezza | 850.39 mi (1,368.58 km) |
| Llanelli to Seregno | 736.89 mi (1,185.91 km) |
| Llanelli to Seriate | 754.88 mi (1,214.87 km) |
| Llanelli to Sermoneta | 1,068.78 mi (1,720.03 km) |
| Llanelli to Serramanna | 1,054.16 mi (1,696.51 km) |
| Llanelli to Serravalle Pistoiese | 876.83 mi (1,411.12 km) |
| Llanelli to Sessa Aurunca | 1,118.54 mi (1,800.11 km) |
| Llanelli to Sesto Calende | 712.14 mi (1,146.08 km) |
| Llanelli to Sesto Fiorentino | 893.34 mi (1,437.70 km) |
| Llanelli to Sesto San Giovanni | 743.26 mi (1,196.16 km) |
| Llanelli to Sestri Levante | 807.29 mi (1,299.20 km) |
