| Acqui Terme to Settimo Torinese | 46.67 mi (75.10 km) |
| Acqui Terme to Seveso | 74.35 mi (119.66 km) |
| Acqui Terme to Sezze | 319.26 mi (513.79 km) |
| Acqui Terme to Siano | 413.84 mi (666.01 km) |
| Acqui Terme to Siena | 170.42 mi (274.26 km) |
| Acqui Terme to Signa | 144.13 mi (231.96 km) |
| Acqui Terme to Silea | 198.34 mi (319.20 km) |
| Acqui Terme to Silvi Paese | 318.35 mi (512.33 km) |
| Acqui Terme to Sinalunga | 191.14 mi (307.61 km) |
| Acqui Terme to Siniscola | 290.19 mi (467.01 km) |
| Acqui Terme to Sinnai | 373.18 mi (600.57 km) |
| Acqui Terme to Siracusa | 634.42 mi (1,021.00 km) |
| Acqui Terme to Solaro | 71.47 mi (115.01 km) |
| Acqui Terme to Soliera | 120.67 mi (194.20 km) |
| Acqui Terme to Solofra | 418.47 mi (673.47 km) |
