Calculate route from Neff (airport) (Illinois, United States) to O'Fallon (Missouri, United States).
The flight distance (as the crow flies) between Neff (airport) and O'Fallon is 214.1 km.
Roadmap (route) to go from Neff Airport to O'Fallon detailed above, you can also see the course layout on the map.
While doing trip Neff (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 |