Calculations with different methods
- 268.587 miles
- 432.249 kilometers
- 233.396 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
- 268.387 miles
- 431.928 kilometers
- 233.222 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Chippewa Valley Regional Airport (EAU) to O'Hare International Airport (ORD) is 1 hour 0 minutes.
Time difference and current local times
There is no time difference between Eau Claire and Chicago.
Eau Claire, WI
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 63 kg (138 pounds).
Eau Claire to Chicago flight map.
Frequent Flyer Miles Calculator
Eau Claire (EAU) → Chicago (ORD).