| Mortsel to Sannois | 180.50 mi (290.48 km) |
| Mortsel to Saran | 250.54 mi (403.21 km) |
| Mortsel to Sarcelles | 176.21 mi (283.58 km) |
| Mortsel to Sarlat-la-Caneda | 458.82 mi (738.40 km) |
| Mortsel to Sarrebourg | 203.60 mi (327.67 km) |
| Mortsel to Sarreguemines | 182.96 mi (294.45 km) |
| Mortsel to Sartrouville | 184.81 mi (297.42 km) |
| Mortsel to Sarzeau | 411.18 mi (661.74 km) |
| Mortsel to Sassenage | 415.58 mi (668.81 km) |
| Mortsel to Saumur | 338.85 mi (545.33 km) |
| Mortsel to Savenay | 390.42 mi (628.32 km) |
| Mortsel to Saverne | 211.26 mi (339.99 km) |
| Mortsel to Savigny-le-Temple | 197.15 mi (317.28 km) |
| Mortsel to Savigny-sur-Orge | 196.01 mi (315.45 km) |
| Mortsel to Sceaux | 191.23 mi (307.75 km) |
