| Bartlesville to Olivares | 4,736.29 mi (7,622.32 km) |
| Bartlesville to Olivenza | 4,647.53 mi (7,479.48 km) |
| Bartlesville to Olot | 4,951.72 mi (7,969.02 km) |
| Bartlesville to Onate | 4,708.93 mi (7,578.29 km) |
| Bartlesville to Onda | 4,914.85 mi (7,909.69 km) |
| Bartlesville to Onteniente | 4,941.92 mi (7,953.25 km) |
| Bartlesville to Orihuela | 4,953.99 mi (7,972.68 km) |
| Bartlesville to Osuna | 4,792.32 mi (7,712.50 km) |
| Bartlesville to Ourense | 4,490.89 mi (7,227.39 km) |
| Bartlesville to Oviedo | 4,547.55 mi (7,318.57 km) |
| Bartlesville to Paiporta | 4,927.85 mi (7,930.60 km) |
| Bartlesville to Pajara | 4,657.87 mi (7,496.12 km) |
| Bartlesville to Palafolls | 4,982.50 mi (8,018.56 km) |
| Bartlesville to Palafrugell | 4,990.65 mi (8,031.68 km) |
| Bartlesville to Palamos | 4,991.94 mi (8,033.75 km) |
