# Distance between Louisville, KY (SDF) and Rock Springs, WY (RKS)

Flight distance from Louisville to Rock Springs (Louisville International Airport – Southwest Wyoming Regional Airport) is 1258 miles / 2025 kilometers / 1093 nautical miles. Estimated flight time is 2 hours 52 minutes.

Driving distance from Louisville (SDF) to Rock Springs (RKS) is 1404 miles / 2260 kilometers and travel time by car is about 23 hours 21 minutes.

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

Shortest flight path between Louisville International Airport (SDF) and Southwest Wyoming Regional Airport (RKS).

## How far is Rock Springs from Louisville?

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

Vincenty's formula (applied above)
• 1258.148 miles
• 2024.793 kilometers
• 1093.301 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
• 1255.188 miles
• 2020.029 kilometers
• 1090.728 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
IATA Code: SDF
ICAO Code: KSDF
Coordinates: 38°10′27″N, 85°44′9″W

B 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

## Time difference and current local times

The time difference between Louisville and Rock Springs is 2 hours. Rock Springs is 2 hours behind Louisville.

EDT

MDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 164 kg (362 pounds).

## Frequent Flyer Miles Calculator

Louisville (SDF) → Rock Springs (RKS).

Distance:
1258
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1258

Round trip?