| Letchworth to Sanary-sur-Mer | 673.07 mi (1,083.20 km) |
| Letchworth to Sannois | 234.70 mi (377.71 km) |
| Letchworth to Saran | 293.56 mi (472.44 km) |
| Letchworth to Sarcelles | 235.83 mi (379.54 km) |
| Letchworth to Sarlat-la-Caneda | 494.18 mi (795.30 km) |
| Letchworth to Sarrebourg | 391.26 mi (629.67 km) |
| Letchworth to Sarreguemines | 376.57 mi (606.03 km) |
| Letchworth to Sartrouville | 234.99 mi (378.18 km) |
| Letchworth to Sarzeau | 327.70 mi (527.38 km) |
| Letchworth to Sassenage | 539.56 mi (868.34 km) |
| Letchworth to Saumur | 326.05 mi (524.73 km) |
| Letchworth to Savenay | 328.03 mi (527.91 km) |
| Letchworth to Saverne | 402.17 mi (647.23 km) |
| Letchworth to Savigny-le-Temple | 265.31 mi (426.98 km) |
| Letchworth to Savigny-sur-Orge | 254.60 mi (409.74 km) |
