| Altena to Serik | 1,517.48 mi (2,442.15 km) |
| Altena to Serinhisar | 1,416.51 mi (2,279.65 km) |
| Altena to Serinyol | 1,738.85 mi (2,798.40 km) |
| Altena to Seydisehir | 1,519.77 mi (2,445.83 km) |
| Altena to Seyhan | 1,674.76 mi (2,695.27 km) |
| Altena to Seyitgazi | 1,375.98 mi (2,214.42 km) |
| Altena to Siirt | 1,898.36 mi (3,055.12 km) |
| Altena to Sile | 1,252.97 mi (2,016.47 km) |
| Altena to Silifke | 1,650.95 mi (2,656.94 km) |
| Altena to Silivri | 1,205.00 mi (1,939.26 km) |
| Altena to Silopi | 1,950.59 mi (3,139.17 km) |
| Altena to Simav | 1,329.31 mi (2,139.31 km) |
| Altena to Sinanpasa | 1,393.11 mi (2,241.99 km) |
| Altena to Sindirgi | 1,291.70 mi (2,078.79 km) |
| Altena to Sinop | 1,440.64 mi (2,318.49 km) |
