| Destin to Orbetello | 5,192.21 mi (8,356.05 km) |
| Destin to Oria | 5,547.06 mi (8,927.14 km) |
| Destin to Oristano | 5,151.68 mi (8,290.83 km) |
| Destin to Orta Nova | 5,431.50 mi (8,741.16 km) |
| Destin to Orte | 5,244.27 mi (8,439.84 km) |
| Destin to Ortona | 5,337.74 mi (8,590.27 km) |
| Destin to Orvieto | 5,223.45 mi (8,406.33 km) |
| Destin to Orzinuovi | 5,042.41 mi (8,114.98 km) |
| Destin to Osimo | 5,258.95 mi (8,463.46 km) |
| Destin to Ospitaletto | 5,043.73 mi (8,117.11 km) |
| Destin to Ostuni | 5,536.32 mi (8,909.85 km) |
| Destin to Ottaviano | 5,392.85 mi (8,678.96 km) |
| Destin to Ovada | 5,008.99 mi (8,061.19 km) |
| Destin to Ozieri | 5,149.74 mi (8,287.71 km) |
| Destin to Paceco | 5,401.89 mi (8,693.50 km) |
