| Castel Bolognese to Santeramo in Colle | 350.49 mi (564.06 km) |
| Castel Bolognese to Santo Stefano di Magra | 93.91 mi (151.13 km) |
| Castel Bolognese to Santo Stino di Livenza | 106.96 mi (172.13 km) |
| Castel Bolognese to Sarezzo | 120.83 mi (194.45 km) |
| Castel Bolognese to Sarno | 281.07 mi (452.34 km) |
| Castel Bolognese to Saronno | 162.52 mi (261.55 km) |
| Castel Bolognese to Sarzana | 92.19 mi (148.37 km) |
| Castel Bolognese to Sassari | 297.87 mi (479.38 km) |
| Castel Bolognese to Sasso Marconi | 27.77 mi (44.70 km) |
| Castel Bolognese to Sassuolo | 52.61 mi (84.67 km) |
| Castel Bolognese to Sava | 399.70 mi (643.25 km) |
| Castel Bolognese to Saviano | 272.48 mi (438.51 km) |
| Castel Bolognese to Savigliano | 206.66 mi (332.59 km) |
| Castel Bolognese to Savignano sul Panaro | 39.56 mi (63.67 km) |
| Castel Bolognese to Savignano sul Rubicone | 33.36 mi (53.69 km) |
