| Cities | Distance |
|---|---|
| Regensburg to Oria | 647.95 mi (1,042.78 km) |
| Regensburg to Oristano | 652.44 mi (1,050.00 km) |
| Regensburg to Orta Nova | 559.50 mi (900.43 km) |
| Regensburg to Orte | 453.24 mi (729.42 km) |
| Regensburg to Ortona | 473.94 mi (762.74 km) |
| Regensburg to Orvieto | 435.18 mi (700.35 km) |
| Regensburg to Orzinuovi | 269.47 mi (433.67 km) |
| Regensburg to Osimo | 388.11 mi (624.60 km) |
| Regensburg to Ospitaletto | 257.02 mi (413.63 km) |
| Regensburg to Ostuni | 632.10 mi (1,017.26 km) |
| Regensburg to Ottaviano | 576.21 mi (927.32 km) |
| Regensburg to Ovada | 343.24 mi (552.40 km) |
| Regensburg to Ozieri | 601.69 mi (968.33 km) |
| Regensburg to Paceco | 762.69 mi (1,227.43 km) |
| Regensburg to Pachino | 863.28 mi (1,389.32 km) |