Calculations with different methods
- 911.101 miles
- 1466.275 kilometers
- 791.725 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
- 909.008 miles
- 1462.907 kilometers
- 789.907 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Colorado Springs Airport (COS) to O'Hare International Airport (ORD) is 2 hours 13 minutes.
Time difference and current local times
The time difference between Colorado Springs and Chicago is 1 hour. Chicago is 1 hour ahead of Colorado Springs.
Colorado Springs, CO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 132 kg (291 pounds).
Colorado Springs to Chicago flight map.
Frequent Flyer Miles Calculator
Colorado Springs (COS) → Chicago (ORD).