| Ostend to Santeramo in Colle | 976.81 mi (1,572.02 km) |
| Ostend to Santo Stefano di Magra | 585.94 mi (942.98 km) |
| Ostend to Santo Stino di Livenza | 585.65 mi (942.52 km) |
| Ostend to Sarezzo | 509.20 mi (819.48 km) |
| Ostend to Sarno | 909.93 mi (1,464.39 km) |
| Ostend to Saronno | 477.55 mi (768.55 km) |
| Ostend to Sarzana | 589.98 mi (949.49 km) |
| Ostend to Sassari | 773.74 mi (1,245.21 km) |
| Ostend to Sasso Marconi | 608.99 mi (980.07 km) |
| Ostend to Sassuolo | 587.08 mi (944.81 km) |
| Ostend to Sava | 1,024.42 mi (1,648.65 km) |
| Ostend to Saviano | 901.28 mi (1,450.47 km) |
| Ostend to Savigliano | 503.76 mi (810.73 km) |
| Ostend to Savignano sul Panaro | 598.04 mi (962.45 km) |
| Ostend to Savignano sul Rubicone | 660.46 mi (1,062.91 km) |
