| Helensburgh to Seysses | 905.21 mi (1,456.80 km) |
| Helensburgh to Sin-le-Noble | 507.39 mi (816.57 km) |
| Helensburgh to Six-Fours-les-Plages | 1,007.39 mi (1,621.23 km) |
| Helensburgh to Soissons | 568.38 mi (914.72 km) |
| Helensburgh to Soisy-sous-Montmorency | 567.99 mi (914.09 km) |
| Helensburgh to Sollies-Pont | 1,006.36 mi (1,619.58 km) |
| Helensburgh to Somain | 512.13 mi (824.19 km) |
| Helensburgh to Sorgues | 930.88 mi (1,498.10 km) |
| Helensburgh to Sotteville-les-Rouen | 517.10 mi (832.19 km) |
| Helensburgh to Soyaux | 748.06 mi (1,203.88 km) |
| Helensburgh to Stains | 572.10 mi (920.70 km) |
| Helensburgh to Stiring-Wendel | 677.51 mi (1,090.34 km) |
| Helensburgh to Strasbourg | 734.00 mi (1,181.26 km) |
| Helensburgh to Sucy-en-Brie | 586.07 mi (943.19 km) |
| Helensburgh to Suresnes | 573.44 mi (922.87 km) |
