| Castlebar to Sanary-sur-Mer | 1,010.28 mi (1,625.89 km) |
| Castlebar to Sannois | 600.58 mi (966.54 km) |
| Castlebar to Saran | 634.29 mi (1,020.80 km) |
| Castlebar to Sarcelles | 603.95 mi (971.96 km) |
| Castlebar to Sarlat-la-Caneda | 778.00 mi (1,252.06 km) |
| Castlebar to Sarrebourg | 787.78 mi (1,267.81 km) |
| Castlebar to Sarreguemines | 774.63 mi (1,246.65 km) |
| Castlebar to Sartrouville | 598.79 mi (963.66 km) |
| Castlebar to Sarzeau | 522.16 mi (840.34 km) |
| Castlebar to Sassenage | 895.58 mi (1,441.29 km) |
| Castlebar to Saumur | 608.81 mi (979.78 km) |
| Castlebar to Savenay | 552.30 mi (888.84 km) |
| Castlebar to Saverne | 799.34 mi (1,286.41 km) |
| Castlebar to Savigny-le-Temple | 629.02 mi (1,012.30 km) |
| Castlebar to Savigny-sur-Orge | 616.46 mi (992.09 km) |
