| Madison to Sesena | 4,227.69 mi (6,803.80 km) |
| Madison to Sestao | 4,136.33 mi (6,656.78 km) |
| Madison to Sevilla | 4,235.75 mi (6,816.78 km) |
| Madison to Sevilla La Nueva | 4,203.84 mi (6,765.42 km) |
| Madison to Silla | 4,400.57 mi (7,082.03 km) |
| Madison to Silleda | 3,933.28 mi (6,330.01 km) |
| Madison to Sitges | 4,420.33 mi (7,113.83 km) |
| Madison to Socuellamos | 4,298.88 mi (6,918.38 km) |
| Madison to Soller | 4,518.11 mi (7,271.20 km) |
| Madison to Solsona | 4,377.81 mi (7,045.41 km) |
| Madison to Son Servera | 4,552.25 mi (7,326.14 km) |
| Madison to Sonseca | 4,232.11 mi (6,810.93 km) |
| Madison to Sopelana | 4,134.82 mi (6,654.35 km) |
| Madison to Soria | 4,217.51 mi (6,787.42 km) |
| Madison to Suances | 4,087.46 mi (6,578.14 km) |
