| Mountain Ash to Sceaux | 320.82 mi (516.31 km) |
| Mountain Ash to Schiltigheim | 535.89 mi (862.43 km) |
| Mountain Ash to Scionzier | 594.60 mi (956.92 km) |
| Mountain Ash to Seclin | 288.67 mi (464.57 km) |
| Mountain Ash to Sedan | 388.71 mi (625.57 km) |
| Mountain Ash to Selestat | 535.64 mi (862.03 km) |
| Mountain Ash to Sene | 282.10 mi (453.99 km) |
| Mountain Ash to Senlis | 313.11 mi (503.90 km) |
| Mountain Ash to Sens | 381.62 mi (614.16 km) |
| Mountain Ash to Septemes-les-Vallons | 701.72 mi (1,129.31 km) |
| Mountain Ash to Serris | 334.83 mi (538.86 km) |
| Mountain Ash to Sete | 659.53 mi (1,061.41 km) |
| Mountain Ash to Sevran | 322.52 mi (519.04 km) |
| Mountain Ash to Sevres | 316.06 mi (508.64 km) |
| Mountain Ash to Seynod | 587.56 mi (945.59 km) |
