How far is Harrison, AR, from Decatur, IL?

The distance between Decatur (Decatur Airport) and Harrison (Boone County Airport) is 340 miles / 547 kilometers / 295 nautical miles.

The driving distance from Decatur (DEC) to Harrison (HRO) is 421 miles / 677 kilometers, and travel time by car is about 7 hours 55 minutes.

Distance from Decatur to Harrison

There are several ways to calculate the distance from Decatur to Harrison. Here are two standard methods:

Vincenty's formula (applied above)

• 339.696 miles
• 546.688 kilometers
• 295.188 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

• 339.631 miles
• 546.583 kilometers
• 295.131 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 Decatur to Harrison?

The estimated flight time from Decatur Airport to Boone County Airport is 1 hour and 8 minutes.

What is the time difference between Decatur and Harrison?

There is no time difference between Decatur and Harrison.

Flight carbon footprint between Decatur Airport (DEC) and Boone County Airport (HRO)

On average, flying from Decatur to Harrison generates about 75 kg of CO2 per passenger, and 75 kilograms equals 165 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Decatur to Harrison

See the map of the shortest flight path between Decatur Airport (DEC) and Boone County Airport (HRO).

Airport information

Origin	Decatur Airport
City:	Decatur, IL
Country:	United States
IATA Code:	DEC
ICAO Code:	KDEC
Coordinates:	39°50′4″N, 88°51′56″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