| Destrehan to Orbetello | 5,386.17 mi (8,668.20 km) |
| Destrehan to Oria | 5,739.12 mi (9,236.22 km) |
| Destrehan to Oristano | 5,352.84 mi (8,614.57 km) |
| Destrehan to Orta Nova | 5,623.73 mi (9,050.52 km) |
| Destrehan to Orte | 5,437.18 mi (8,750.30 km) |
| Destrehan to Ortona | 5,529.09 mi (8,898.21 km) |
| Destrehan to Orvieto | 5,416.07 mi (8,716.32 km) |
| Destrehan to Orzinuovi | 5,231.04 mi (8,418.54 km) |
| Destrehan to Osimo | 5,448.74 mi (8,768.89 km) |
| Destrehan to Ospitaletto | 5,231.89 mi (8,419.92 km) |
| Destrehan to Ostuni | 5,727.95 mi (9,218.25 km) |
| Destrehan to Ottaviano | 5,587.19 mi (8,991.72 km) |
| Destrehan to Ovada | 5,200.34 mi (8,369.14 km) |
| Destrehan to Ozieri | 5,349.26 mi (8,608.80 km) |
| Destrehan to Paceco | 5,603.44 mi (9,017.86 km) |
