| Llantrisant to Sceaux | 315.04 mi (507.01 km) |
| Llantrisant to Schiltigheim | 532.66 mi (857.24 km) |
| Llantrisant to Scionzier | 588.72 mi (947.45 km) |
| Llantrisant to Seclin | 286.45 mi (460.99 km) |
| Llantrisant to Sedan | 385.78 mi (620.85 km) |
| Llantrisant to Selestat | 531.95 mi (856.09 km) |
| Llantrisant to Sene | 272.50 mi (438.55 km) |
| Llantrisant to Senlis | 308.14 mi (495.90 km) |
| Llantrisant to Sens | 375.83 mi (604.83 km) |
| Llantrisant to Septemes-les-Vallons | 694.12 mi (1,117.08 km) |
| Llantrisant to Serris | 329.50 mi (530.28 km) |
| Llantrisant to Sete | 651.34 mi (1,048.23 km) |
| Llantrisant to Sevran | 317.12 mi (510.35 km) |
| Llantrisant to Sevres | 310.28 mi (499.35 km) |
| Llantrisant to Seynod | 581.38 mi (935.64 km) |
