Air Miles Calculator

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 Flag of 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 Flag of 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.

Time Difference

Rock Springs, WY

 MDT

Eau Claire, WI

 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?