| Caerphilly to Sceaux | 311.02 mi (500.53 km) |
| Caerphilly to Schiltigheim | 527.04 mi (848.19 km) |
| Caerphilly to Scionzier | 584.78 mi (941.11 km) |
| Caerphilly to Seclin | 280.35 mi (451.19 km) |
| Caerphilly to Sedan | 380.01 mi (611.56 km) |
| Caerphilly to Selestat | 526.57 mi (847.44 km) |
| Caerphilly to Sene | 274.34 mi (441.50 km) |
| Caerphilly to Senlis | 303.52 mi (488.47 km) |
| Caerphilly to Sens | 371.82 mi (598.38 km) |
| Caerphilly to Septemes-les-Vallons | 691.82 mi (1,113.38 km) |
| Caerphilly to Serris | 325.14 mi (523.26 km) |
| Caerphilly to Sete | 649.79 mi (1,045.73 km) |
| Caerphilly to Sevran | 312.81 mi (503.41 km) |
| Caerphilly to Sevres | 306.25 mi (492.87 km) |
| Caerphilly to Seynod | 577.69 mi (929.70 km) |
