Calculate route from Flying J Ranch (airport) (Oklahoma, United States) to Duncan (Oklahoma, United States).
The flight distance (as the crow flies) between Flying J Ranch (airport) and Duncan is 311.6 km.
Roadmap (route) to go from Flying J Ranch Airport to Duncan detailed above, you can also see the course layout on the map.
While doing trip Flying J Ranch (airport) - Duncan by car, the calculated route ends at a distance , or more straight.
| Country flag | ![]() |
| Location | Duncan |
| State | Oklahoma |
| County | Stephens County |
| Country | United States |
| Country code / ISO 2 | US |
| Latitude | 34.5023000 |
| Longitude | -97.9578100 |
| Altitude | 342 meters |
| Time zone | America/Chicago |