| Odense to Oria | 1,081.02 mi (1,739.73 km) |
| Odense to Oristano | 1,073.43 mi (1,727.51 km) |
| Odense to Orta Nova | 1,001.31 mi (1,611.46 km) |
| Odense to Orte | 898.25 mi (1,445.59 km) |
| Odense to Ortona | 919.24 mi (1,479.37 km) |
| Odense to Orvieto | 879.32 mi (1,415.13 km) |
| Odense to Orzinuovi | 690.93 mi (1,111.94 km) |
| Odense to Osimo | 834.52 mi (1,343.03 km) |
| Odense to Ospitaletto | 680.05 mi (1,094.44 km) |
| Odense to Ostuni | 1,064.78 mi (1,713.60 km) |
| Odense to Ottaviano | 1,022.11 mi (1,644.93 km) |
| Odense to Ovada | 747.16 mi (1,202.44 km) |
| Odense to Ozieri | 1,025.28 mi (1,650.04 km) |
| Odense to Paceco | 1,207.29 mi (1,942.95 km) |
| Odense to Pachino | 1,309.48 mi (2,107.41 km) |
