| Mikkeli to Oria | 1,518.37 mi (2,443.58 km) |
| Mikkeli to Oristano | 1,697.43 mi (2,731.76 km) |
| Mikkeli to Orta Nova | 1,486.22 mi (2,391.84 km) |
| Mikkeli to Orte | 1,462.76 mi (2,354.08 km) |
| Mikkeli to Ortona | 1,437.36 mi (2,313.20 km) |
| Mikkeli to Orvieto | 1,450.80 mi (2,334.84 km) |
| Mikkeli to Orzinuovi | 1,321.94 mi (2,127.46 km) |
| Mikkeli to Osimo | 1,377.60 mi (2,217.03 km) |
| Mikkeli to Ospitaletto | 1,309.34 mi (2,107.18 km) |
| Mikkeli to Ostuni | 1,503.18 mi (2,419.14 km) |
| Mikkeli to Ottaviano | 1,535.47 mi (2,471.11 km) |
| Mikkeli to Ovada | 1,396.61 mi (2,247.63 km) |
| Mikkeli to Ozieri | 1,645.82 mi (2,648.69 km) |
| Mikkeli to Paceco | 1,754.40 mi (2,823.43 km) |
| Mikkeli to Pachino | 1,803.46 mi (2,902.39 km) |
