Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Alamosa, CO (ALS)

Flight distance from Rock Springs to Alamosa (Southwest Wyoming Regional Airport – San Luis Valley Regional Airport) is 334 miles / 537 kilometers / 290 nautical miles. Estimated flight time is 1 hour 7 minutes.

Driving distance from Rock Springs (RKS) to Alamosa (ALS) is 485 miles / 781 kilometers and travel time by car is about 9 hours 25 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and San Luis Valley Regional Airport (ALS).

How far is Alamosa from Rock Springs?

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

Vincenty's formula (applied above)
  • 333.909 miles
  • 537.375 kilometers
  • 290.159 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
  • 334.071 miles
  • 537.635 kilometers
  • 290.300 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 San Luis Valley Regional Airport
City: Alamosa, CO
Country: United States Flag of United States
IATA Code: ALS
ICAO Code: KALS
Coordinates: 37°26′5″N, 105°52′1″W

Time difference and current local times

There is no time difference between Rock Springs and Alamosa.

Time Difference

Rock Springs, WY

 MDT

Alamosa, CO

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 74 kg (164 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Alamosa (ALS).

Distance:
334
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
334

Round trip?