| Fort Madison to Sesena | 4,400.83 mi (7,082.46 km) |
| Fort Madison to Sestao | 4,314.80 mi (6,944.01 km) |
| Fort Madison to Sevilla | 4,402.18 mi (7,084.63 km) |
| Fort Madison to Sevilla La Nueva | 4,377.11 mi (7,044.27 km) |
| Fort Madison to Silla | 4,575.16 mi (7,363.01 km) |
| Fort Madison to Silleda | 4,107.27 mi (6,610.02 km) |
| Fort Madison to Sitges | 4,599.18 mi (7,401.67 km) |
| Fort Madison to Socuellamos | 4,471.47 mi (7,196.14 km) |
| Fort Madison to Soller | 4,695.66 mi (7,556.93 km) |
| Fort Madison to Solsona | 4,557.47 mi (7,334.54 km) |
| Fort Madison to Son Servera | 4,730.10 mi (7,612.35 km) |
| Fort Madison to Sonseca | 4,404.42 mi (7,088.23 km) |
| Fort Madison to Sopelana | 4,313.42 mi (6,941.77 km) |
| Fort Madison to Soria | 4,394.10 mi (7,071.63 km) |
| Fort Madison to Suances | 4,265.44 mi (6,864.56 km) |
