Air Miles Calculator

Distance between Houston, TX (HOU) and Rapid City, SD (RAP)

Flight distance from Houston to Rapid City (Houston William P. Hobby Airport – Rapid City Regional Airport) is 1081 miles / 1740 kilometers / 940 nautical miles. Estimated flight time is 2 hours 32 minutes.

Driving distance from Houston (HOU) to Rapid City (RAP) is 1315 miles / 2117 kilometers and travel time by car is about 23 hours 14 minutes.

Map of flight path and driving directions from Houston to Rapid City.

Shortest flight path between Houston William P. Hobby Airport (HOU) and Rapid City Regional Airport (RAP).

How far is Rapid City from Houston?

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

Vincenty's formula (applied above)
  • 1081.246 miles
  • 1740.098 kilometers
  • 939.578 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
  • 1082.653 miles
  • 1742.361 kilometers
  • 940.800 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 Rapid City Regional Airport
City: Rapid City, SD
Country: United States Flag of United States
IATA Code: RAP
ICAO Code: KRAP
Coordinates: 44°2′43″N, 103°3′25″W

Time difference and current local times

The time difference between Houston and Rapid City is 1 hour. Rapid City is 1 hour behind Houston.

Time Difference

Houston, TX

 CST

Rapid City, SD

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 156 kg (343 pounds).

Frequent Flyer Miles Calculator

Houston (HOU) → Rapid City (RAP).

Distance:
1081
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1081

Round trip?