| Middle Island to Sinop | 5,161.71 mi (8,306.97 km) |
| Middle Island to Siran | 5,399.55 mi (8,689.74 km) |
| Middle Island to Sirnak | 5,656.73 mi (9,103.63 km) |
| Middle Island to Sirvan | 5,613.32 mi (9,033.77 km) |
| Middle Island to Sivas | 5,339.86 mi (8,593.67 km) |
| Middle Island to Sivasli | 5,103.45 mi (8,213.21 km) |
| Middle Island to Siverek | 5,524.99 mi (8,891.61 km) |
| Middle Island to Sivrice | 5,490.95 mi (8,836.83 km) |
| Middle Island to Sivrihisar | 5,136.50 mi (8,266.39 km) |
| Middle Island to Sogut | 5,056.07 mi (8,136.96 km) |
| Middle Island to Sogutlu | 5,029.39 mi (8,094.02 km) |
| Middle Island to Soke | 5,040.04 mi (8,111.17 km) |
| Middle Island to Solhan | 5,531.80 mi (8,902.57 km) |
| Middle Island to Soma | 4,986.18 mi (8,024.48 km) |
| Middle Island to Sorgun | 5,265.64 mi (8,474.23 km) |
