| Leiden to Seysses | 616.20 mi (991.68 km) |
| Leiden to Sin-le-Noble | 137.68 mi (221.58 km) |
| Leiden to Six-Fours-les-Plages | 628.95 mi (1,012.20 km) |
| Leiden to Soissons | 198.61 mi (319.62 km) |
| Leiden to Soisy-sous-Montmorency | 239.30 mi (385.11 km) |
| Leiden to Sollies-Pont | 623.91 mi (1,004.09 km) |
| Leiden to Somain | 135.07 mi (217.38 km) |
| Leiden to Sorgues | 563.50 mi (906.87 km) |
| Leiden to Sotteville-les-Rouen | 241.15 mi (388.10 km) |
| Leiden to Soyaux | 490.63 mi (789.59 km) |
| Leiden to Stains | 240.27 mi (386.68 km) |
| Leiden to Stiring-Wendel | 230.69 mi (371.25 km) |
| Leiden to Strasbourg | 285.69 mi (459.77 km) |
| Leiden to Sucy-en-Brie | 249.69 mi (401.84 km) |
| Leiden to Suresnes | 248.20 mi (399.44 km) |
