| Onalaska to Sinop | 5,635.38 mi (9,069.27 km) |
| Onalaska to Siran | 5,857.54 mi (9,426.79 km) |
| Onalaska to Sirnak | 6,109.34 mi (9,832.04 km) |
| Onalaska to Sirvan | 6,065.02 mi (9,760.71 km) |
| Onalaska to Sivas | 5,820.06 mi (9,366.49 km) |
| Onalaska to Sivasli | 5,655.28 mi (9,101.30 km) |
| Onalaska to Siverek | 6,003.90 mi (9,662.35 km) |
| Onalaska to Sivrice | 5,963.52 mi (9,597.35 km) |
| Onalaska to Sivrihisar | 5,664.42 mi (9,116.00 km) |
| Onalaska to Sogut | 5,589.01 mi (8,994.64 km) |
| Onalaska to Sogutlu | 5,551.23 mi (8,933.85 km) |
| Onalaska to Soke | 5,616.34 mi (9,038.62 km) |
| Onalaska to Solhan | 5,984.11 mi (9,630.49 km) |
| Onalaska to Soma | 5,546.93 mi (8,926.91 km) |
| Onalaska to Sorgun | 5,760.52 mi (9,270.66 km) |
