# Distance between Rock Springs, WY (RKS) and Lafayette, LA (LFT)

Flight distance from Rock Springs to Lafayette (Southwest Wyoming Regional Airport – Lafayette Regional Airport) is 1235 miles / 1987 kilometers / 1073 nautical miles. Estimated flight time is 2 hours 50 minutes.

Driving distance from Rock Springs (RKS) to Lafayette (LFT) is 1532 miles / 2465 kilometers and travel time by car is about 25 hours 55 minutes.

## Map of flight path and driving directions from Rock Springs to Lafayette.

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Lafayette Regional Airport (LFT).

## How far is Lafayette from Rock Springs?

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

Vincenty's formula (applied above)
• 1234.559 miles
• 1986.830 kilometers
• 1072.803 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
• 1233.964 miles
• 1985.872 kilometers
• 1072.285 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 Southwest Wyoming Regional Airport
City: Rock Springs, WY
Country: United States
IATA Code: RKS
ICAO Code: KRKS
Coordinates: 41°35′39″N, 109°3′54″W

B Lafayette Regional Airport
City: Lafayette, LA
Country: United States
IATA Code: LFT
ICAO Code: KLFT
Coordinates: 30°12′19″N, 91°59′15″W

## Time difference and current local times

The time difference between Rock Springs and Lafayette is 1 hour. Lafayette is 1 hour ahead of Rock Springs.

MDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 163 kg (359 pounds).

## Frequent Flyer Miles Calculator

Rock Springs (RKS) → Lafayette (LFT).

Distance:
1235
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1235

Round trip?