Calculate route from M. Graham Clark Downtown (airport) (Missouri, United States) to O'Fallon (Missouri, United States).
The flight distance (as the crow flies) between M. Graham Clark Downtown (airport) and O'Fallon is 329.2 km.
Roadmap (route) to go from M. Graham Clark Downtown Airport to O'Fallon detailed above, you can also see the course layout on the map.
While doing trip M. Graham Clark Downtown (airport) - O'Fallon by car, the calculated route ends at a distance , or more straight.
Country flag | ![]() |
Location | O'Fallon |
State | Missouri |
County | Saint Charles County |
Country | United States |
Country code / ISO 2 | US |
Latitude | 38.8106100 |
Longitude | -90.6998500 |
Altitude | 165 meters |
Time zone | America/Chicago |