Air Miles Calculator

Distance between St Louis, MO (STL) and Rock Springs, WY (RKS)

Distance from St Louis to Rock Springs (St. Louis Lambert International Airport – Southwest Wyoming Regional Airport) is 1007 miles / 1620 kilometers / 875 nautical miles.

How far is Rock Springs from St Louis?

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

Vincenty's formula (applied above)
  • 1006.668 miles
  • 1620.075 kilometers
  • 874.771 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
  • 1004.293 miles
  • 1616.252 kilometers
  • 872.706 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).

Flight duration

Estimated flight time from St. Louis Lambert International Airport (STL) to Southwest Wyoming Regional Airport (RKS) is 2 hours 24 minutes.

Time difference and current local times

The time difference between St Louis and Rock Springs is 1 hour. Rock Springs is 1 hour behind St Louis.

Time Difference

St Louis
Rock Springs

St Louis, MO

 CST

Rock Springs, WY

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 151 kg (333 pounds).

Airport information


A St. Louis Lambert International Airport
City: St Louis, MO
Country: United States Flag of United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

B Southwest Wyoming Regional Airport
City: Rock Springs, WY
Country: United States Flag of United States
IATA Code: RKS
ICAO Code: KRKS
Coordinates: 41°35′39″N, 109°3′54″W

Map

St Louis to Rock Springs flight map.

Frequent Flyer Miles Calculator

St Louis (STL) → Rock Springs (RKS).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1007
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1007

Round trip?