Air Miles Calculator

Distance between Houston, TX (HOU) and Champaign, IL (CMI)

Flight distance from Houston to Champaign (Houston William P. Hobby Airport – University of Illinois Willard Airport) is 819 miles / 1318 kilometers / 712 nautical miles. Estimated flight time is 2 hours 3 minutes.

Driving distance from Houston (HOU) to Champaign (CMI) is 949 miles / 1528 kilometers and travel time by car is about 16 hours 52 minutes.

Map of flight path and driving directions from Houston to Champaign.

Shortest flight path between Houston William P. Hobby Airport (HOU) and University of Illinois Willard Airport (CMI).

How far is Champaign from Houston?

There are several ways to calculate distances between Houston and Champaign. Here are two common methods:

Vincenty's formula (applied above)
  • 818.856 miles
  • 1317.821 kilometers
  • 711.566 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
  • 819.882 miles
  • 1319.473 kilometers
  • 712.458 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 Houston William P. Hobby Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″W

B 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

Time difference and current local times

There is no time difference between Houston and Champaign.

Time Difference

Houston, TX

 CST

Champaign, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 137 kg (301 pounds).

Frequent Flyer Miles Calculator

Houston (HOU) → Champaign (CMI).

Distance:
819
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
819

Round trip?