| Kirkby to Sinop | 1,907.18 mi (3,069.32 km) |
| Kirkby to Siran | 2,148.09 mi (3,457.02 km) |
| Kirkby to Sirnak | 2,404.31 mi (3,869.36 km) |
| Kirkby to Sirvan | 2,361.72 mi (3,800.81 km) |
| Kirkby to Sivas | 2,082.01 mi (3,350.68 km) |
| Kirkby to Sivasli | 1,851.00 mi (2,978.90 km) |
| Kirkby to Siverek | 2,266.38 mi (3,647.38 km) |
| Kirkby to Sivrice | 2,233.94 mi (3,595.18 km) |
| Kirkby to Sivrihisar | 1,877.07 mi (3,020.85 km) |
| Kirkby to Sogut | 1,797.35 mi (2,892.56 km) |
| Kirkby to Sogutlu | 1,768.89 mi (2,846.76 km) |
| Kirkby to Soke | 1,801.11 mi (2,898.60 km) |
| Kirkby to Solhan | 2,280.93 mi (3,670.81 km) |
| Kirkby to Soma | 1,737.38 mi (2,796.04 km) |
| Kirkby to Sorgun | 2,005.55 mi (3,227.62 km) |
