| Idil to Seysses | 2,154.52 mi (3,467.37 km) |
| Idil to Sin-le-Noble | 2,100.73 mi (3,380.81 km) |
| Idil to Six-Fours-les-Plages | 1,928.73 mi (3,103.99 km) |
| Idil to Soissons | 2,080.23 mi (3,347.81 km) |
| Idil to Soisy-sous-Montmorency | 2,122.22 mi (3,415.39 km) |
| Idil to Sollies-Pont | 1,917.55 mi (3,086.00 km) |
| Idil to Somain | 2,093.41 mi (3,369.03 km) |
| Idil to Sorgues | 1,976.23 mi (3,180.44 km) |
| Idil to Sotteville-les-Rouen | 2,179.99 mi (3,508.36 km) |
| Idil to Soyaux | 2,205.97 mi (3,550.17 km) |
| Idil to Stains | 2,118.13 mi (3,408.80 km) |
| Idil to Stiring-Wendel | 1,918.17 mi (3,087.00 km) |
| Idil to Strasbourg | 1,873.12 mi (3,014.50 km) |
| Idil to Sucy-en-Brie | 2,110.29 mi (3,396.18 km) |
| Idil to Suresnes | 2,124.81 mi (3,419.55 km) |
