Air Miles Calculator

Distance between Denver, CO (DEN) and Alamosa, CO (ALS)

Flight distance from Denver to Alamosa (Denver International Airport – San Luis Valley Regional Airport) is 179 miles / 289 kilometers / 156 nautical miles. Estimated flight time is 50 minutes.

Driving distance from Denver (DEN) to Alamosa (ALS) is 250 miles / 403 kilometers and travel time by car is about 4 hours 29 minutes.

Map of flight path and driving directions from Denver to Alamosa.

Shortest flight path between Denver International Airport (DEN) and San Luis Valley Regional Airport (ALS).

How far is Alamosa from Denver?

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

Vincenty's formula (applied above)
  • 179.418 miles
  • 288.745 kilometers
  • 155.910 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
  • 179.623 miles
  • 289.076 kilometers
  • 156.089 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 Denver International Airport
City: Denver, CO
Country: United States Flag of United States
IATA Code: DEN
ICAO Code: KDEN
Coordinates: 39°51′42″N, 104°40′22″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 Denver and Alamosa.

Time Difference

Denver, CO

 MST

Alamosa, CO

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 51 kg (113 pounds).

Frequent Flyer Miles Calculator

Denver (DEN) → Alamosa (ALS).

Distance:
179
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
179

Round trip?