| Cities | Distance |
|---|---|
| Tortona to Olivenza | 925.39 mi (1,489.26 km) |
| Tortona to Olot | 370.13 mi (595.67 km) |
| Tortona to Onate | 575.12 mi (925.56 km) |
| Tortona to Onda | 576.38 mi (927.59 km) |
| Tortona to Onteniente | 642.37 mi (1,033.80 km) |
| Tortona to Orihuela | 691.32 mi (1,112.58 km) |
| Tortona to Osuna | 897.64 mi (1,444.62 km) |
| Tortona to Ourense | 853.64 mi (1,373.80 km) |
| Tortona to Oviedo | 736.19 mi (1,184.78 km) |
| Tortona to Paiporta | 606.57 mi (976.17 km) |
| Tortona to Pajara | 1,700.18 mi (2,736.17 km) |
| Tortona to Palafolls | 379.64 mi (610.97 km) |
| Tortona to Palafrugell | 352.34 mi (567.03 km) |
| Tortona to Palamos | 356.76 mi (574.15 km) |
| Tortona to Palencia | 699.87 mi (1,126.34 km) |