| Boston to Seysses | 657.56 mi (1,058.24 km) |
| Boston to Sin-le-Noble | 224.86 mi (361.88 km) |
| Boston to Six-Fours-les-Plages | 733.00 mi (1,179.65 km) |
| Boston to Soissons | 287.32 mi (462.40 km) |
| Boston to Soisy-sous-Montmorency | 293.30 mi (472.03 km) |
| Boston to Sollies-Pont | 731.00 mi (1,176.43 km) |
| Boston to Somain | 229.52 mi (369.38 km) |
| Boston to Sorgues | 658.37 mi (1,059.54 km) |
| Boston to Sotteville-les-Rouen | 250.95 mi (403.87 km) |
| Boston to Soyaux | 506.81 mi (815.62 km) |
| Boston to Stains | 297.03 mi (478.02 km) |
| Boston to Stiring-Wendel | 398.42 mi (641.20 km) |
| Boston to Strasbourg | 454.72 mi (731.80 km) |
| Boston to Sucy-en-Brie | 310.90 mi (500.34 km) |
| Boston to Suresnes | 299.85 mi (482.57 km) |
