| Portchester to Sereflikochisar | 1,862.48 mi (2,997.38 km) |
| Portchester to Serik | 1,849.24 mi (2,976.07 km) |
| Portchester to Serinhisar | 1,743.48 mi (2,805.85 km) |
| Portchester to Serinyol | 2,087.59 mi (3,359.66 km) |
| Portchester to Seydisehir | 1,857.62 mi (2,989.56 km) |
| Portchester to Seyhan | 2,023.40 mi (3,256.35 km) |
| Portchester to Seyitgazi | 1,720.61 mi (2,769.05 km) |
| Portchester to Siirt | 2,266.82 mi (3,648.09 km) |
| Portchester to Sile | 1,603.78 mi (2,581.03 km) |
| Portchester to Silifke | 1,991.71 mi (3,205.35 km) |
| Portchester to Silivri | 1,549.98 mi (2,494.44 km) |
| Portchester to Silopi | 2,318.10 mi (3,730.63 km) |
| Portchester to Simav | 1,664.48 mi (2,678.72 km) |
| Portchester to Sinanpasa | 1,731.85 mi (2,787.14 km) |
| Portchester to Sindirgi | 1,624.07 mi (2,613.69 km) |
