Air Miles Calculator

Distance between Louisville, KY (SDF) and Rapid City, SD (RAP)

Flight distance from Louisville to Rapid City (Louisville International Airport – Rapid City Regional Airport) is 988 miles / 1590 kilometers / 859 nautical miles. Estimated flight time is 2 hours 22 minutes.

Driving distance from Louisville (SDF) to Rapid City (RAP) is 1216 miles / 1957 kilometers and travel time by car is about 20 hours 5 minutes.

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

Shortest flight path between Louisville International Airport (SDF) and Rapid City Regional Airport (RAP).

How far is Rapid City from Louisville?

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

Vincenty's formula (applied above)
  • 988.097 miles
  • 1590.188 kilometers
  • 858.633 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
  • 986.200 miles
  • 1587.135 kilometers
  • 856.984 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 Louisville International Airport
City: Louisville, KY
Country: United States Flag of United States
IATA Code: SDF
ICAO Code: KSDF
Coordinates: 38°10′27″N, 85°44′9″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 Louisville and Rapid City is 2 hours. Rapid City is 2 hours behind Louisville.

Time Difference

Louisville, KY

 EDT

Rapid City, SD

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 150 kg (331 pounds).

Frequent Flyer Miles Calculator

Louisville (SDF) → Rapid City (RAP).

Distance:
988
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
988

Round trip?