| Portet-sur-Garonne to Spilamberto | 482.24 mi (776.08 km) |
| Portet-sur-Garonne to Spilimbergo | 590.02 mi (949.54 km) |
| Portet-sur-Garonne to Spinea | 546.68 mi (879.79 km) |
| Portet-sur-Garonne to Spoleto | 570.68 mi (918.43 km) |
| Portet-sur-Garonne to Spoltore | 647.14 mi (1,041.47 km) |
| Portet-sur-Garonne to Spresiano | 554.92 mi (893.05 km) |
| Portet-sur-Garonne to Squinzano | 879.48 mi (1,415.39 km) |
| Portet-sur-Garonne to Statte | 834.30 mi (1,342.68 km) |
| Portet-sur-Garonne to Stezzano | 431.39 mi (694.25 km) |
| Portet-sur-Garonne to Strada | 496.00 mi (798.23 km) |
| Portet-sur-Garonne to Stradella | 404.78 mi (651.43 km) |
| Portet-sur-Garonne to Striano | 698.53 mi (1,124.18 km) |
| Portet-sur-Garonne to Subiaco | 603.06 mi (970.52 km) |
| Portet-sur-Garonne to Sulmona | 642.35 mi (1,033.76 km) |
| Portet-sur-Garonne to Surbo | 884.38 mi (1,423.27 km) |
