Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Twin Falls, ID (TWF)

Flight distance from Rock Springs to Twin Falls (Southwest Wyoming Regional Airport – Magic Valley Regional Airport) is 286 miles / 460 kilometers / 248 nautical miles. Estimated flight time is 1 hour 2 minutes.

Driving distance from Rock Springs (RKS) to Twin Falls (TWF) is 375 miles / 603 kilometers and travel time by car is about 6 hours 4 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Magic Valley Regional Airport (TWF).

How far is Twin Falls from Rock Springs?

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

Vincenty's formula (applied above)
  • 285.607 miles
  • 459.639 kilometers
  • 248.185 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
  • 284.908 miles
  • 458.514 kilometers
  • 247.578 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 Magic Valley Regional Airport
City: Twin Falls, ID
Country: United States Flag of United States
IATA Code: TWF
ICAO Code: KTWF
Coordinates: 42°28′54″N, 114°29′16″W

Time difference and current local times

There is no time difference between Rock Springs and Twin Falls.

Time Difference

Rock Springs, WY

 MDT

Twin Falls, ID

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 67 kg (148 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Twin Falls (TWF).

Distance:
286
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
286

Round trip?