# Distance between Rock Springs, WY (RKS) and Lake Charles, LA (LCH)

Flight distance from Rock Springs to Lake Charles (Southwest Wyoming Regional Airport – Lake Charles Regional Airport) is 1186 miles / 1909 kilometers / 1031 nautical miles. Estimated flight time is 2 hours 44 minutes.

Driving distance from Rock Springs (RKS) to Lake Charles (LCH) is 1476 miles / 2375 kilometers and travel time by car is about 25 hours 26 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Lake Charles Regional Airport (LCH).

## How far is Lake Charles from Rock Springs?

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

Vincenty's formula (applied above)
• 1186.225 miles
• 1909.043 kilometers
• 1030.801 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
• 1185.865 miles
• 1908.464 kilometers
• 1030.488 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 Lake Charles Regional Airport
City: Lake Charles, LA
Country: United States
IATA Code: LCH
ICAO Code: KLCH
Coordinates: 30°7′33″N, 93°13′23″W

## Time difference and current local times

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

MDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 161 kg (355 pounds).

## Frequent Flyer Miles Calculator

Rock Springs (RKS) → Lake Charles (LCH).

Distance:
1186
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1186

Round trip?