| Brussels to Sin-le-Noble | 63.80 mi (102.67 km) |
| Brussels to Six-Fours-les-Plages | 539.61 mi (868.41 km) |
| Brussels to Soissons | 111.01 mi (178.65 km) |
| Brussels to Soisy-sous-Montmorency | 157.58 mi (253.61 km) |
| Brussels to Sollies-Pont | 534.93 mi (860.89 km) |
| Brussels to Somain | 57.91 mi (93.19 km) |
| Brussels to Sorgues | 473.11 mi (761.40 km) |
| Brussels to Sotteville-les-Rouen | 175.32 mi (282.16 km) |
| Brussels to Soyaux | 407.21 mi (655.35 km) |
| Brussels to Stains | 157.64 mi (253.70 km) |
| Brussels to Stiring-Wendel | 161.31 mi (259.61 km) |
| Brussels to Strasbourg | 217.76 mi (350.45 km) |
| Brussels to Sucy-en-Brie | 165.06 mi (265.65 km) |
| Brussels to Suresnes | 166.34 mi (267.71 km) |
| Brussels to Talant | 244.33 mi (393.21 km) |
