| Pen-y-Bont ar Ogwr to Sanary-sur-Mer | 726.08 mi (1,168.51 km) |
| Pen-y-Bont ar Ogwr to Sannois | 311.61 mi (501.49 km) |
| Pen-y-Bont ar Ogwr to Saran | 345.94 mi (556.73 km) |
| Pen-y-Bont ar Ogwr to Sarcelles | 315.17 mi (507.22 km) |
| Pen-y-Bont ar Ogwr to Sarlat-la-Caneda | 507.47 mi (816.70 km) |
| Pen-y-Bont ar Ogwr to Sarrebourg | 507.89 mi (817.36 km) |
| Pen-y-Bont ar Ogwr to Sarreguemines | 497.66 mi (800.91 km) |
| Pen-y-Bont ar Ogwr to Sartrouville | 309.66 mi (498.36 km) |
| Pen-y-Bont ar Ogwr to Sarzeau | 277.37 mi (446.38 km) |
| Pen-y-Bont ar Ogwr to Sassenage | 607.14 mi (977.10 km) |
| Pen-y-Bont ar Ogwr to Saumur | 332.95 mi (535.83 km) |
| Pen-y-Bont ar Ogwr to Savenay | 295.73 mi (475.94 km) |
| Pen-y-Bont ar Ogwr to Saverne | 520.31 mi (837.35 km) |
| Pen-y-Bont ar Ogwr to Savigny-le-Temple | 339.71 mi (546.72 km) |
| Pen-y-Bont ar Ogwr to Savigny-sur-Orge | 327.12 mi (526.46 km) |
