Air Miles Calculator

Distance between Chicago, IL (ORD) and Harrison, AR (HRO)

Distance from Chicago to Harrison (Boone County Airport – O'Hare International Airport) is 485 miles / 780 kilometers / 421 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 484.670 miles
  • 780.001 kilometers
  • 421.167 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
  • 484.782 miles
  • 780.181 kilometers
  • 421.264 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 O'Hare International Airport (ORD) to Boone County Airport (HRO) is 1 hour 25 minutes.

Time difference and current local times

There is no time difference between Chicago and Harrison.

Time Difference

Chicago
Harrison

Chicago, IL

 CDT

Harrison, AR

 CDT

Airport information


A 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

B Boone County Airport
City: Harrison, AR
Country: United States Flag of United States
IATA Code: HRO
ICAO Code: KHRO
Coordinates: 36°15′41″N, 93°9′16″W

Map

Chicago to Harrison flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → Harrison (HRO).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
485
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
485

Round trip?