| Hialeah Gardens to Orbetello | 5,109.58 mi (8,223.07 km) |
| Hialeah Gardens to Oria | 5,467.83 mi (8,799.62 km) |
| Hialeah Gardens to Oristano | 5,042.20 mi (8,114.63 km) |
| Hialeah Gardens to Orta Nova | 5,352.77 mi (8,614.45 km) |
| Hialeah Gardens to Orte | 5,164.92 mi (8,312.13 km) |
| Hialeah Gardens to Ortona | 5,263.05 mi (8,470.07 km) |
| Hialeah Gardens to Orvieto | 5,145.39 mi (8,280.70 km) |
| Hialeah Gardens to Orzinuovi | 4,980.29 mi (8,015.00 km) |
| Hialeah Gardens to Osimo | 5,190.55 mi (8,353.38 km) |
| Hialeah Gardens to Ospitaletto | 4,983.20 mi (8,019.69 km) |
| Hialeah Gardens to Ostuni | 5,458.68 mi (8,784.89 km) |
| Hialeah Gardens to Ottaviano | 5,306.87 mi (8,540.58 km) |
| Hialeah Gardens to Ovada | 4,937.62 mi (7,946.34 km) |
| Hialeah Gardens to Ozieri | 5,046.69 mi (8,121.86 km) |
| Hialeah Gardens to Paceco | 5,288.50 mi (8,511.01 km) |
