# Distance between Rock Springs, WY (RKS) and Eau Claire, WI (EAU)

Flight distance from Rock Springs to Eau Claire (Southwest Wyoming Regional Airport – Chippewa Valley Regional Airport) is 914 miles / 1470 kilometers / 794 nautical miles. Estimated flight time is 2 hours 13 minutes.

Driving distance from Rock Springs (RKS) to Eau Claire (EAU) is 1136 miles / 1829 kilometers and travel time by car is about 19 hours 42 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Chippewa Valley Regional Airport (EAU).

## How far is Eau Claire from Rock Springs?

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

Vincenty's formula (applied above)
• 913.705 miles
• 1470.466 kilometers
• 793.988 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
• 911.450 miles
• 1466.837 kilometers
• 792.028 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 Chippewa Valley Regional Airport
City: Eau Claire, WI
Country: United States
IATA Code: EAU
ICAO Code: KEAU
Coordinates: 44°51′56″N, 91°29′3″W

## Time difference and current local times

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

MDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 145 kg (319 pounds).

## Frequent Flyer Miles Calculator

Rock Springs (RKS) → Eau Claire (EAU).

Distance:
914
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
914

Round trip?