| Helston to Sereflikochisar | 2,033.44 mi (3,272.50 km) |
| Helston to Serik | 2,010.83 mi (3,236.12 km) |
| Helston to Serinhisar | 1,903.43 mi (3,063.27 km) |
| Helston to Serinyol | 2,256.34 mi (3,631.23 km) |
| Helston to Seydisehir | 2,021.98 mi (3,254.06 km) |
| Helston to Seyhan | 2,192.27 mi (3,528.12 km) |
| Helston to Seyitgazi | 1,888.63 mi (3,039.46 km) |
| Helston to Siirt | 2,445.36 mi (3,935.42 km) |
| Helston to Sile | 1,775.06 mi (2,856.69 km) |
| Helston to Silifke | 2,156.92 mi (3,471.23 km) |
| Helston to Silivri | 1,718.90 mi (2,766.30 km) |
| Helston to Silopi | 2,496.06 mi (4,017.02 km) |
| Helston to Simav | 1,828.51 mi (2,942.70 km) |
| Helston to Sinanpasa | 1,897.14 mi (3,053.15 km) |
| Helston to Sindirgi | 1,787.07 mi (2,876.02 km) |
