| Runcorn to Sereflikochisar | 1,971.01 mi (3,172.03 km) |
| Runcorn to Serik | 1,972.98 mi (3,175.20 km) |
| Runcorn to Serinhisar | 1,870.01 mi (3,009.49 km) |
| Runcorn to Serinyol | 2,199.05 mi (3,539.02 km) |
| Runcorn to Seydisehir | 1,977.27 mi (3,182.11 km) |
| Runcorn to Seyhan | 2,134.91 mi (3,435.81 km) |
| Runcorn to Seyitgazi | 1,835.12 mi (2,953.34 km) |
| Runcorn to Siirt | 2,356.96 mi (3,793.16 km) |
| Runcorn to Sile | 1,713.19 mi (2,757.11 km) |
| Runcorn to Silifke | 2,109.41 mi (3,394.77 km) |
| Runcorn to Silivri | 1,664.01 mi (2,677.97 km) |
| Runcorn to Silopi | 2,409.53 mi (3,877.77 km) |
| Runcorn to Simav | 1,785.67 mi (2,873.75 km) |
| Runcorn to Sinanpasa | 1,850.71 mi (2,978.42 km) |
| Runcorn to Sindirgi | 1,747.01 mi (2,811.53 km) |
