| Sun Prairie to Sinop | 5,613.44 mi (9,033.97 km) |
| Sun Prairie to Siran | 5,838.21 mi (9,395.68 km) |
| Sun Prairie to Sirnak | 6,091.35 mi (9,803.09 km) |
| Sun Prairie to Sirvan | 6,047.04 mi (9,731.77 km) |
| Sun Prairie to Sivas | 5,797.74 mi (9,330.57 km) |
| Sun Prairie to Sivasli | 5,623.05 mi (9,049.42 km) |
| Sun Prairie to Siverek | 5,982.21 mi (9,627.44 km) |
| Sun Prairie to Sivrice | 5,942.55 mi (9,563.62 km) |
| Sun Prairie to Sivrihisar | 5,635.41 mi (9,069.32 km) |
| Sun Prairie to Sogut | 5,559.15 mi (8,946.59 km) |
| Sun Prairie to Sogutlu | 5,522.76 mi (8,888.02 km) |
| Sun Prairie to Soke | 5,580.70 mi (8,981.26 km) |
| Sun Prairie to Solhan | 5,965.84 mi (9,601.09 km) |
| Sun Prairie to Soma | 5,513.23 mi (8,872.69 km) |
| Sun Prairie to Sorgun | 5,736.12 mi (9,231.39 km) |
