Air Miles Calculator

Distance between Charleston, SC (CHS) and Alamosa, CO (ALS)

Flight distance from Charleston to Alamosa (Charleston International Airport – San Luis Valley Regional Airport) is 1490 miles / 2398 kilometers / 1295 nautical miles. Estimated flight time is 3 hours 19 minutes.

Driving distance from Charleston (CHS) to Alamosa (ALS) is 1745 miles / 2808 kilometers and travel time by car is about 30 hours 57 minutes.

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

Shortest flight path between Charleston International Airport (CHS) and San Luis Valley Regional Airport (ALS).

How far is Alamosa from Charleston?

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

Vincenty's formula (applied above)
  • 1490.069 miles
  • 2398.034 kilometers
  • 1294.835 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
  • 1487.047 miles
  • 2393.170 kilometers
  • 1292.208 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 Charleston International Airport
City: Charleston, SC
Country: United States Flag of United States
IATA Code: CHS
ICAO Code: KCHS
Coordinates: 32°53′54″N, 80°2′25″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

The time difference between Charleston and Alamosa is 2 hours. Alamosa is 2 hours behind Charleston.

Time Difference

Charleston, SC

 EST

Alamosa, CO

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 179 kg (394 pounds).

Frequent Flyer Miles Calculator

Charleston (CHS) → Alamosa (ALS).

Distance:
1490
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1490

Round trip?