| Oklahoma City to Redon | 4,688.43 mi (7,545.30 km) |
| Oklahoma City to Reims | 4,873.40 mi (7,842.98 km) |
| Oklahoma City to Rennes | 4,689.37 mi (7,546.81 km) |
| Oklahoma City to Revel | 5,006.57 mi (8,057.30 km) |
| Oklahoma City to Reze | 4,724.94 mi (7,604.06 km) |
| Oklahoma City to Riedisheim | 5,058.33 mi (8,140.59 km) |
| Oklahoma City to Rillieux-la-Pape | 5,036.50 mi (8,105.46 km) |
| Oklahoma City to Riom | 4,961.81 mi (7,985.26 km) |
| Oklahoma City to Riorges | 4,993.67 mi (8,036.53 km) |
| Oklahoma City to Ris-Orangis | 4,833.13 mi (7,778.16 km) |
| Oklahoma City to Rive-de-Gier | 5,036.36 mi (8,105.24 km) |
| Oklahoma City to Rivesaltes | 5,069.30 mi (8,158.25 km) |
| Oklahoma City to Rixheim | 5,059.75 mi (8,142.88 km) |
| Oklahoma City to Roanne | 4,995.03 mi (8,038.73 km) |
| Oklahoma City to Roche-la-Moliere | 5,028.15 mi (8,092.03 km) |
