| Bridgeport to Orbetello | 4,152.30 mi (6,682.48 km) |
| Bridgeport to Oria | 4,504.94 mi (7,250.00 km) |
| Bridgeport to Oristano | 4,122.89 mi (6,635.14 km) |
| Bridgeport to Orta Nova | 4,389.57 mi (7,064.34 km) |
| Bridgeport to Orte | 4,203.12 mi (6,764.26 km) |
| Bridgeport to Ortona | 4,294.89 mi (6,911.96 km) |
| Bridgeport to Orvieto | 4,181.96 mi (6,730.21 km) |
| Bridgeport to Orzinuovi | 3,997.03 mi (6,432.59 km) |
| Bridgeport to Osimo | 4,214.59 mi (6,782.73 km) |
| Bridgeport to Ospitaletto | 3,997.97 mi (6,434.10 km) |
| Bridgeport to Ostuni | 4,493.76 mi (7,232.01 km) |
| Bridgeport to Ottaviano | 4,353.38 mi (7,006.08 km) |
| Bridgeport to Ovada | 3,966.15 mi (6,382.90 km) |
| Bridgeport to Ozieri | 4,117.98 mi (6,627.25 km) |
| Bridgeport to Paceco | 4,373.62 mi (7,038.67 km) |
