| Llantwit Major to Sceaux | 313.34 mi (504.28 km) |
| Llantwit Major to Schiltigheim | 533.96 mi (859.33 km) |
| Llantwit Major to Scionzier | 586.75 mi (944.28 km) |
| Llantwit Major to Seclin | 289.00 mi (465.10 km) |
| Llantwit Major to Sedan | 387.47 mi (623.58 km) |
| Llantwit Major to Selestat | 532.72 mi (857.32 km) |
| Llantwit Major to Sene | 263.70 mi (424.39 km) |
| Llantwit Major to Senlis | 307.49 mi (494.86 km) |
| Llantwit Major to Sens | 374.06 mi (601.99 km) |
| Llantwit Major to Septemes-les-Vallons | 689.65 mi (1,109.89 km) |
| Llantwit Major to Serris | 328.37 mi (528.46 km) |
| Llantwit Major to Sete | 645.90 mi (1,039.47 km) |
| Llantwit Major to Sevran | 315.91 mi (508.41 km) |
| Llantwit Major to Sevres | 308.59 mi (496.63 km) |
| Llantwit Major to Seynod | 579.00 mi (931.81 km) |
