| Ovada to San Vito al Tagliamento | 222.90 mi (358.73 km) |
| Ovada to San Vito dei Normanni | 535.84 mi (862.35 km) |
| Ovada to Sannicandro di Bari | 483.36 mi (777.90 km) |
| Ovada to Sannicandro Garganico | 398.46 mi (641.26 km) |
| Ovada to Sansepolcro | 188.42 mi (303.23 km) |
| Ovada to Sant'Agata de' Goti | 384.48 mi (618.76 km) |
| Ovada to Sant'Agata di Militello | 549.70 mi (884.65 km) |
| Ovada to Sant'Agnello | 402.65 mi (647.99 km) |
| Ovada to Sant'Ambrogio di Valpolicella | 122.98 mi (197.91 km) |
| Ovada to Sant'Anastasia | 391.16 mi (629.51 km) |
| Ovada to Sant'Angelo Lodigiano | 55.77 mi (89.76 km) |
| Ovada to Sant'Antimo | 381.32 mi (613.68 km) |
| Ovada to Sant'Antioco | 385.17 mi (619.87 km) |
| Ovada to Sant'Antonio Abate | 403.20 mi (648.89 km) |
| Ovada to Sant'Arcangelo di Romagna | 191.90 mi (308.84 km) |
