| Portimao to Santa Venerina | 1,296.22 mi (2,086.07 km) |
| Portimao to Santeramo in Colle | 1,377.71 mi (2,217.22 km) |
| Portimao to Santo Stefano di Magra | 1,078.98 mi (1,736.45 km) |
| Portimao to Santo Stino di Livenza | 1,243.99 mi (2,002.01 km) |
| Portimao to Sarezzo | 1,131.30 mi (1,820.65 km) |
| Portimao to Sarno | 1,265.52 mi (2,036.65 km) |
| Portimao to Saronno | 1,079.94 mi (1,737.99 km) |
| Portimao to Sarzana | 1,079.90 mi (1,737.93 km) |
| Portimao to Sassari | 950.09 mi (1,529.03 km) |
| Portimao to Sasso Marconi | 1,146.67 mi (1,845.39 km) |
| Portimao to Sassuolo | 1,128.65 mi (1,816.38 km) |
| Portimao to Sava | 1,418.94 mi (2,283.56 km) |
| Portimao to Saviano | 1,260.82 mi (2,029.09 km) |
| Portimao to Savigliano | 988.69 mi (1,591.15 km) |
| Portimao to Savignano sul Panaro | 1,138.50 mi (1,832.24 km) |
