| Kankakee to Orbetello | 4,777.94 mi (7,689.35 km) |
| Kankakee to Oria | 5,120.29 mi (8,240.30 km) |
| Kankakee to Oristano | 4,774.31 mi (7,683.51 km) |
| Kankakee to Orta Nova | 5,006.67 mi (8,057.45 km) |
| Kankakee to Orte | 4,824.51 mi (7,764.30 km) |
| Kankakee to Ortona | 4,909.82 mi (7,901.59 km) |
| Kankakee to Orvieto | 4,802.51 mi (7,728.89 km) |
| Kankakee to Orzinuovi | 4,605.26 mi (7,411.45 km) |
| Kankakee to Osimo | 4,824.78 mi (7,764.74 km) |
| Kankakee to Ospitaletto | 4,604.53 mi (7,410.28 km) |
| Kankakee to Ostuni | 5,107.74 mi (8,220.12 km) |
| Kankakee to Ottaviano | 4,978.28 mi (8,011.77 km) |
| Kankakee to Ovada | 4,584.46 mi (7,377.98 km) |
| Kankakee to Ozieri | 4,763.66 mi (7,666.37 km) |
| Kankakee to Paceco | 5,023.71 mi (8,084.88 km) |
