| Cities | Distance |
|---|---|
| Ardea to Novi di Modena | 241.11 mi (388.03 km) |
| Ardea to Novi Ligure | 288.21 mi (463.84 km) |
| Ardea to Nuoro | 190.33 mi (306.30 km) |
| Ardea to Occhiobello | 233.49 mi (375.76 km) |
| Ardea to Oderzo | 287.73 mi (463.05 km) |
| Ardea to Oggiono | 329.22 mi (529.82 km) |
| Ardea to Olbia | 165.61 mi (266.52 km) |
| Ardea to Oleggio | 337.75 mi (543.56 km) |
| Ardea to Olgiate Comasco | 338.91 mi (545.42 km) |
| Ardea to Olgiate Olona | 332.55 mi (535.19 km) |
| Ardea to Omegna | 359.68 mi (578.85 km) |
| Ardea to Opera | 309.19 mi (497.59 km) |
| Ardea to Oppeano | 263.55 mi (424.14 km) |
| Ardea to Orbassano | 343.97 mi (553.56 km) |
| Ardea to Orbetello | 89.12 mi (143.43 km) |