# 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
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
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.

MDT

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?