Calculate route from St Clair Regional (airport) (Missouri, United States) to O'Fallon (Missouri, United States).
The flight distance (as the crow flies) between St Clair Regional (airport) and O'Fallon is 54.1 km.
Roadmap (route) to go from St Clair Regional Airport to O'Fallon detailed above, you can also see the course layout on the map.
While doing trip St Clair Regional (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 |