| Sun Prairie to Sesena | 4,217.40 mi (6,787.24 km) |
| Sun Prairie to Sestao | 4,125.93 mi (6,640.04 km) |
| Sun Prairie to Sevilla | 4,225.63 mi (6,800.49 km) |
| Sun Prairie to Sevilla La Nueva | 4,193.54 mi (6,748.85 km) |
| Sun Prairie to Silla | 4,390.24 mi (7,065.41 km) |
| Sun Prairie to Silleda | 3,922.98 mi (6,313.42 km) |
| Sun Prairie to Sitges | 4,409.92 mi (7,097.08 km) |
| Sun Prairie to Socuellamos | 4,288.60 mi (6,901.83 km) |
| Sun Prairie to Soller | 4,507.73 mi (7,254.48 km) |
| Sun Prairie to Solsona | 4,367.39 mi (7,028.64 km) |
| Sun Prairie to Son Servera | 4,541.86 mi (7,309.42 km) |
| Sun Prairie to Sonseca | 4,221.84 mi (6,794.40 km) |
| Sun Prairie to Sopelana | 4,124.42 mi (6,637.61 km) |
| Sun Prairie to Soria | 4,207.14 mi (6,770.74 km) |
| Sun Prairie to Suances | 4,077.07 mi (6,561.41 km) |
