| Roanoke to Olivares | 3,940.15 mi (6,341.06 km) |
| Roanoke to Olivenza | 3,857.43 mi (6,207.93 km) |
| Roanoke to Olot | 4,217.38 mi (6,787.21 km) |
| Roanoke to Onate | 3,965.76 mi (6,382.27 km) |
| Roanoke to Onda | 4,154.12 mi (6,685.41 km) |
| Roanoke to Onteniente | 4,171.75 mi (6,713.78 km) |
| Roanoke to Orihuela | 4,177.55 mi (6,723.12 km) |
| Roanoke to Osuna | 3,997.87 mi (6,433.95 km) |
| Roanoke to Ourense | 3,726.29 mi (5,996.89 km) |
| Roanoke to Oviedo | 3,797.03 mi (6,110.73 km) |
| Roanoke to Paiporta | 4,162.66 mi (6,699.16 km) |
| Roanoke to Pajara | 3,797.97 mi (6,112.24 km) |
| Roanoke to Palafolls | 4,244.93 mi (6,831.55 km) |
| Roanoke to Palafrugell | 4,256.48 mi (6,850.14 km) |
| Roanoke to Palamos | 4,257.08 mi (6,851.10 km) |
