| Mamoudzou to Sestao | 4,924.95 mi (7,925.94 km) |
| Mamoudzou to Sevilla | 4,792.52 mi (7,712.81 km) |
| Mamoudzou to Sevilla La Nueva | 4,837.04 mi (7,784.46 km) |
| Mamoudzou to Silla | 4,645.67 mi (7,476.49 km) |
| Mamoudzou to Silleda | 5,108.51 mi (8,221.35 km) |
| Mamoudzou to Sitges | 4,645.86 mi (7,476.79 km) |
| Mamoudzou to Socuellamos | 4,740.42 mi (7,628.98 km) |
| Mamoudzou to Soller | 4,541.92 mi (7,309.51 km) |
| Mamoudzou to Solsona | 4,692.69 mi (7,552.16 km) |
| Mamoudzou to Son Servera | 4,509.66 mi (7,257.60 km) |
| Mamoudzou to Sonseca | 4,806.16 mi (7,734.76 km) |
| Mamoudzou to Sopelana | 4,927.05 mi (7,929.33 km) |
| Mamoudzou to Soria | 4,835.53 mi (7,782.03 km) |
| Mamoudzou to Suances | 4,970.85 mi (7,999.81 km) |
| Mamoudzou to Sueca | 4,634.46 mi (7,458.45 km) |
