Calculate route from Harris (airport) (Illinois, United States) to O'Fallon (Missouri, United States).
The flight distance (as the crow flies) between Harris (airport) and O'Fallon is 143.2 km.
Roadmap (route) to go from Harris Airport to O'Fallon detailed above, you can also see the course layout on the map.
While doing trip Harris (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 |