How far is Pierre, SD, from Harrison, AR?

The distance between Harrison (Boone County Airport) and Pierre (Pierre Regional Airport) is 675 miles / 1086 kilometers / 586 nautical miles.

The driving distance from Harrison (HRO) to Pierre (PIR) is 823 miles / 1325 kilometers, and travel time by car is about 15 hours 4 minutes.

Distance from Harrison to Pierre

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

Vincenty's formula (applied above)

• 674.532 miles
• 1085.554 kilometers
• 586.152 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

• 674.653 miles
• 1085.748 kilometers
• 586.257 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 Harrison to Pierre?

The estimated flight time from Boone County Airport to Pierre Regional Airport is 1 hour and 46 minutes.

What is the time difference between Harrison and Pierre?

There is no time difference between Harrison and Pierre.

Flight carbon footprint between Boone County Airport (HRO) and Pierre Regional Airport (PIR)

On average, flying from Harrison to Pierre generates about 122 kg of CO2 per passenger, and 122 kilograms equals 268 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Harrison to Pierre

See the map of the shortest flight path between Boone County Airport (HRO) and Pierre Regional Airport (PIR).

Airport information

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

Destination	Pierre Regional Airport
City:	Pierre, SD
Country:	United States
IATA Code:	PIR
ICAO Code:	KPIR
Coordinates:	44°22′57″N, 100°17′9″W