Map of flight path and driving directions from Chicago to Cape Girardeau.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Cape Girardeau Regional Airport (CGI).
How far is Cape Girardeau from Chicago?
There are several ways to calculate distances between Chicago and Cape Girardeau. Here are two common methods:Vincenty's formula (applied above)
- 339.745 miles
- 546.766 kilometers
- 295.230 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 340.166 miles
- 547.444 kilometers
- 295.596 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Time difference and current local times
There is no time difference between Chicago and Cape Girardeau.
Cape Girardeau, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 73 kg (161 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Cape Girardeau (CGI).