| Alenquer to Senftenberg | 1,402.53 mi (2,257.16 km) |
| Alenquer to Siegburg | 1,130.50 mi (1,819.36 km) |
| Alenquer to Siegen | 1,161.64 mi (1,869.47 km) |
| Alenquer to Sigmaringen | 1,101.47 mi (1,772.65 km) |
| Alenquer to Simbach am Inn | 1,265.56 mi (2,036.72 km) |
| Alenquer to Simmerath | 1,091.32 mi (1,756.31 km) |
| Alenquer to Sindelfingen | 1,113.85 mi (1,792.57 km) |
| Alenquer to Sinsheim | 1,128.31 mi (1,815.83 km) |
| Alenquer to Sinzheim | 1,082.92 mi (1,742.79 km) |
| Alenquer to Sinzig | 1,120.91 mi (1,803.94 km) |
| Alenquer to Soest | 1,194.61 mi (1,922.54 km) |
| Alenquer to Solingen | 1,142.78 mi (1,839.13 km) |
| Alenquer to Soltau | 1,312.99 mi (2,113.05 km) |
| Alenquer to Sommerda | 1,282.51 mi (2,064.00 km) |
| Alenquer to Sondershausen | 1,281.27 mi (2,062.00 km) |
