Calculate route from Harold Emmerich (airport) (Illinois, United States) to O'Fallon (Missouri, United States).
The flight distance (as the crow flies) between Harold Emmerich (airport) and O'Fallon is 73.8 km.
Roadmap (route) to go from Harold Emmerich Airport to O'Fallon detailed above, you can also see the course layout on the map.
While doing trip Harold Emmerich (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 |