Air Miles Calculator

Distance between Champaign, IL (CMI) and Chicago, IL (ORD)

Distance from University of Illinois Willard Airport to O'Hare International Airport is 135 miles / 218 kilometers / 118 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 135.244 miles
  • 217.655 kilometers
  • 117.524 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
  • 135.405 miles
  • 217.914 kilometers
  • 117.664 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from University of Illinois Willard Airport (CMI) to O'Hare International Airport (ORD) is 45 minutes.

Time difference and current local times

There is no time difference between Champaign and Chicago.

Time Difference

Champaign
Chicago

Champaign, IL

 CST

Chicago, IL

 CST

Airport information


A University of Illinois Willard Airport
City: Champaign, IL
Country: United States Flag of United States
IATA Code: CMI
ICAO Code: KCMI
Coordinates: 40°2′21″N, 88°16′41″W

B O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

Map

Flight map from Champaign to Chicago.

Frequent Flyer Miles Calculator

Champaign (CMI) → Chicago (ORD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
135
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
135

Round trip?