Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Yakima, WA (YKM)

Flight distance from Rock Springs to Yakima (Southwest Wyoming Regional Airport – Yakima Air Terminal) is 666 miles / 1071 kilometers / 578 nautical miles. Estimated flight time is 1 hour 45 minutes.

Driving distance from Rock Springs (RKS) to Yakima (YKM) is 839 miles / 1351 kilometers and travel time by car is about 13 hours 36 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Yakima Air Terminal (YKM).

How far is Yakima from Rock Springs?

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

Vincenty's formula (applied above)
  • 665.595 miles
  • 1071.171 kilometers
  • 578.386 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
  • 664.390 miles
  • 1069.231 kilometers
  • 577.339 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 Yakima Air Terminal
City: Yakima, WA
Country: United States Flag of United States
IATA Code: YKM
ICAO Code: KYKM
Coordinates: 46°34′5″N, 120°32′38″W

Time difference and current local times

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

Time Difference

Rock Springs, WY

 MDT

Yakima, WA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 121 kg (266 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Yakima (YKM).

Distance:
666
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
666

Round trip?