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

Flight distance from Chicago to Champaign (Chicago O'Hare International Airport – University of Illinois Willard Airport) is 135 miles / 218 kilometers / 118 nautical miles. Estimated flight time is 45 minutes.

Driving distance from Chicago (ORD) to Champaign (CMI) is 158 miles / 255 kilometers and travel time by car is about 2 hours 55 minutes.

## Map of flight path and driving directions from Chicago to Champaign.

Shortest flight path between Chicago O'Hare International Airport (ORD) and University of Illinois Willard Airport (CMI).

## How far is Champaign from Chicago?

There are several ways to calculate distances between Chicago and Champaign. Here are two common 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 – the shortest distance between two points).

## Airport information

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

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

## Time difference and current local times

There is no time difference between Chicago and Champaign.

CDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 45 kg (99 pounds).

## Frequent Flyer Miles Calculator

Chicago (ORD) → Champaign (CMI).

Distance:
135
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
135

Round trip?