| Pen-y-Bont ar Ogwr to Sceaux | 320.90 mi (516.44 km) |
| Pen-y-Bont ar Ogwr to Schiltigheim | 540.27 mi (869.48 km) |
| Pen-y-Bont ar Ogwr to Scionzier | 594.41 mi (956.61 km) |
| Pen-y-Bont ar Ogwr to Seclin | 294.58 mi (474.08 km) |
| Pen-y-Bont ar Ogwr to Sedan | 393.56 mi (633.37 km) |
| Pen-y-Bont ar Ogwr to Selestat | 539.29 mi (867.90 km) |
| Pen-y-Bont ar Ogwr to Sene | 271.23 mi (436.50 km) |
| Pen-y-Bont ar Ogwr to Senlis | 314.67 mi (506.41 km) |
| Pen-y-Bont ar Ogwr to Sens | 381.64 mi (614.20 km) |
| Pen-y-Bont ar Ogwr to Septemes-les-Vallons | 697.86 mi (1,123.09 km) |
| Pen-y-Bont ar Ogwr to Serris | 335.73 mi (540.31 km) |
| Pen-y-Bont ar Ogwr to Sete | 654.17 mi (1,052.79 km) |
| Pen-y-Bont ar Ogwr to Sevran | 323.30 mi (520.30 km) |
| Pen-y-Bont ar Ogwr to Sevres | 316.14 mi (508.79 km) |
| Pen-y-Bont ar Ogwr to Seynod | 586.78 mi (944.34 km) |
