| Altdorf to Serik | 1,337.44 mi (2,152.41 km) |
| Altdorf to Serinhisar | 1,229.87 mi (1,979.28 km) |
| Altdorf to Serinyol | 1,586.62 mi (2,553.42 km) |
| Altdorf to Seydisehir | 1,349.48 mi (2,171.78 km) |
| Altdorf to Seyhan | 1,522.78 mi (2,450.67 km) |
| Altdorf to Seyitgazi | 1,218.94 mi (1,961.69 km) |
| Altdorf to Siirt | 1,792.47 mi (2,884.71 km) |
| Altdorf to Sile | 1,109.84 mi (1,786.12 km) |
| Altdorf to Silifke | 1,484.73 mi (2,389.44 km) |
| Altdorf to Silivri | 1,050.70 mi (1,690.94 km) |
| Altdorf to Silopi | 1,841.33 mi (2,963.34 km) |
| Altdorf to Simav | 1,156.05 mi (1,860.48 km) |
| Altdorf to Sinanpasa | 1,225.29 mi (1,971.91 km) |
| Altdorf to Sindirgi | 1,114.21 mi (1,793.15 km) |
| Altdorf to Sinop | 1,343.02 mi (2,161.38 km) |
