| Kelso to Sinop | 6,198.32 mi (9,975.23 km) |
| Kelso to Siran | 6,370.62 mi (10,252.52 km) |
| Kelso to Sirnak | 6,586.46 mi (10,599.88 km) |
| Kelso to Sirvan | 6,545.32 mi (10,533.67 km) |
| Kelso to Sivas | 6,374.91 mi (10,259.43 km) |
| Kelso to Sivasli | 6,349.10 mi (10,217.89 km) |
| Kelso to Siverek | 6,537.46 mi (10,521.03 km) |
| Kelso to Sivrice | 6,490.36 mi (10,445.23 km) |
| Kelso to Sivrihisar | 6,316.41 mi (10,165.27 km) |
| Kelso to Sogut | 6,256.92 mi (10,069.53 km) |
| Kelso to Sogutlu | 6,204.02 mi (9,984.40 km) |
| Kelso to Soke | 6,355.88 mi (10,228.79 km) |
| Kelso to Solhan | 6,474.08 mi (10,419.02 km) |
| Kelso to Soma | 6,266.24 mi (10,084.54 km) |
| Kelso to Sorgun | 6,346.49 mi (10,213.69 km) |
