Air Miles Calculator

Distance between Houston, TX (IAH) and Alamosa, CO (ALS)

Distance from Houston to Alamosa (San Luis Valley Regional Airport – George Bush Intercontinental Airport) is 794 miles / 1277 kilometers / 690 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 793.545 miles
  • 1277.087 kilometers
  • 689.572 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
  • 793.388 miles
  • 1276.834 kilometers
  • 689.435 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from George Bush Intercontinental Airport (IAH) to San Luis Valley Regional Airport (ALS) is 2 hours 0 minutes.

Time difference and current local times

The time difference between Houston and Alamosa is 1 hour. Alamosa is 1 hour behind Houston.

Time Difference

Houston
Alamosa

Houston, TX

 CST

Alamosa, CO

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 121 kg (268 pounds).

Airport information


A George Bush Intercontinental Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″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

Map

Houston to Alamosa flight map.

Frequent Flyer Miles Calculator

Houston (IAH) → Alamosa (ALS).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
794
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
794

Round trip?