# Distance between Los Angeles, CA (LAX) and Rock Springs, WY (RKS)

Flight distance from Los Angeles to Rock Springs (Los Angeles International Airport – Southwest Wyoming Regional Airport) is 734 miles / 1181 kilometers / 638 nautical miles. Estimated flight time is 1 hour 53 minutes.

Driving distance from Los Angeles (LAX) to Rock Springs (RKS) is 872 miles / 1403 kilometers and travel time by car is about 14 hours 15 minutes.

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

Shortest flight path between Los Angeles International Airport (LAX) and Southwest Wyoming Regional Airport (RKS).

## How far is Rock Springs from Los Angeles?

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

Vincenty's formula (applied above)
• 734.043 miles
• 1181.327 kilometers
• 637.866 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
• 733.896 miles
• 1181.091 kilometers
• 637.738 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 Los Angeles International Airport
City: Los Angeles, CA
Country: United States
IATA Code: LAX
ICAO Code: KLAX
Coordinates: 33°56′33″N, 118°24′28″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 Los Angeles and Rock Springs is 1 hour. Rock Springs is 1 hour ahead of Los Angeles.

PDT

MDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 128 kg (283 pounds).

## Frequent Flyer Miles Calculator

Los Angeles (LAX) → Rock Springs (RKS).

Distance:
734
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
734

Round trip?