How far is Harrison, AR, from Champaign, IL?
The distance between Champaign (University of Illinois Willard Airport) and Harrison (Boone County Airport) is 372 miles / 599 kilometers / 323 nautical miles.
The driving distance from Champaign (CMI) to Harrison (HRO) is 452 miles / 728 kilometers, and travel time by car is about 8 hours 30 minutes.
University of Illinois Willard Airport – Boone County Airport
Search flights
Distance from Champaign to Harrison
There are several ways to calculate the distance from Champaign to Harrison. Here are two standard methods:
Vincenty's formula (applied above)- 371.948 miles
- 598.592 kilometers
- 323.214 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 371.817 miles
- 598.381 kilometers
- 323.100 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).
How long does it take to fly from Champaign to Harrison?
The estimated flight time from University of Illinois Willard Airport to Boone County Airport is 1 hour and 12 minutes.
What is the time difference between Champaign and Harrison?
Flight carbon footprint between University of Illinois Willard Airport (CMI) and Boone County Airport (HRO)
On average, flying from Champaign to Harrison generates about 80 kg of CO2 per passenger, and 80 kilograms equals 176 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Champaign to Harrison
See the map of the shortest flight path between University of Illinois Willard Airport (CMI) and Boone County Airport (HRO).
Airport information
| Origin | 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 |
| Destination | Boone County Airport |
|---|---|
| City: | Harrison, AR |
| Country: | United States |
| IATA Code: | HRO |
| ICAO Code: | KHRO |
| Coordinates: | 36°15′41″N, 93°9′16″W |