Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Cheyenne, WY (CYS)

Flight distance from Rock Springs to Cheyenne (Southwest Wyoming Regional Airport – Cheyenne Regional Airport) is 223 miles / 359 kilometers / 194 nautical miles. Estimated flight time is 55 minutes.

Driving distance from Rock Springs (RKS) to Cheyenne (CYS) is 259 miles / 417 kilometers and travel time by car is about 4 hours 7 minutes.

Map of flight path and driving directions from Rock Springs to Cheyenne.

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Cheyenne Regional Airport (CYS).

How far is Cheyenne from Rock Springs?

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

Vincenty's formula (applied above)
  • 223.117 miles
  • 359.071 kilometers
  • 193.883 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
  • 222.557 miles
  • 358.170 kilometers
  • 193.396 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 Cheyenne Regional Airport
City: Cheyenne, WY
Country: United States Flag of United States
IATA Code: CYS
ICAO Code: KCYS
Coordinates: 41°9′20″N, 104°48′43″W

Time difference and current local times

There is no time difference between Rock Springs and Cheyenne.

Time Difference

Rock Springs, WY

 MDT

Cheyenne, WY

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 58 kg (128 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Cheyenne (CYS).

Distance:
223
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
223

Round trip?