| Opa-locka to Olivares | 4,321.34 mi (6,954.53 km) |
| Opa-locka to Olivenza | 4,252.16 mi (6,843.20 km) |
| Opa-locka to Olot | 4,686.00 mi (7,541.39 km) |
| Opa-locka to Onate | 4,429.75 mi (7,128.99 km) |
| Opa-locka to Onda | 4,587.66 mi (7,383.13 km) |
| Opa-locka to Onteniente | 4,590.30 mi (7,387.37 km) |
| Opa-locka to Orihuela | 4,585.88 mi (7,380.26 km) |
| Opa-locka to Osuna | 4,380.40 mi (7,049.58 km) |
| Opa-locka to Ourense | 4,166.92 mi (6,706.00 km) |
| Opa-locka to Oviedo | 4,255.96 mi (6,849.30 km) |
| Opa-locka to Paiporta | 4,589.22 mi (7,385.64 km) |
| Opa-locka to Pajara | 4,018.89 mi (6,467.78 km) |
| Opa-locka to Palafolls | 4,708.52 mi (7,577.64 km) |
| Opa-locka to Palafrugell | 4,724.25 mi (7,602.95 km) |
| Opa-locka to Palamos | 4,723.93 mi (7,602.42 km) |
