Calculations with different methods
- 174.088 miles
- 280.167 kilometers
- 151.278 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
- 174.122 miles
- 280.222 kilometers
- 151.308 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from O'Hare International Airport (ORD) to Abraham Lincoln Capital Airport (SPI) is 49 minutes.
Time difference and current local times
There is no time difference between Chicago and Springfield.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 48 kg (106 pounds).
Chicago to Springfield flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Springfield (SPI).