# Distance between Lafayette, LA (LFT) and Rapid City, SD (RAP)

Flight distance from Lafayette to Rapid City (Lafayette Regional Airport – Rapid City Regional Airport) is 1131 miles / 1820 kilometers / 983 nautical miles. Estimated flight time is 2 hours 38 minutes.

Driving distance from Lafayette (LFT) to Rapid City (RAP) is 1475 miles / 2373 kilometers and travel time by car is about 24 hours 51 minutes.

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

Shortest flight path between Lafayette Regional Airport (LFT) and Rapid City Regional Airport (RAP).

## How far is Rapid City from Lafayette?

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

Vincenty's formula (applied above)
• 1130.986 miles
• 1820.146 kilometers
• 982.800 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
• 1131.780 miles
• 1821.424 kilometers
• 983.490 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 Lafayette Regional Airport
City: Lafayette, LA
Country: United States
IATA Code: LFT
ICAO Code: KLFT
Coordinates: 30°12′19″N, 91°59′15″W

B Rapid City Regional Airport
City: Rapid City, SD
Country: 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 Lafayette and Rapid City is 1 hour. Rapid City is 1 hour behind Lafayette.

CST

MST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 158 kg (349 pounds).

## Frequent Flyer Miles Calculator

Lafayette (LFT) → Rapid City (RAP).

Distance:
1131
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1131

Round trip?