Calculate route from Robert Siemers Landing Strip (Illinois, United States) to O'Fallon (Missouri, United States).
The flight distance (as the crow flies) between Robert Siemers Landing Strip and O'Fallon is 299.1 km.
Roadmap (route) to go from Robert Siemers Landing Strip to O'Fallon detailed above, you can also see the course layout on the map.
While doing trip Robert Siemers Landing Strip - 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 |