Air Miles Calculator

Distance between Spokane, WA (GEG) and Alamosa, CO (ALS)

Flight distance from Spokane to Alamosa (Spokane International Airport – San Luis Valley Regional Airport) is 919 miles / 1480 kilometers / 799 nautical miles. Estimated flight time is 2 hours 14 minutes.

Driving distance from Spokane (GEG) to Alamosa (ALS) is 1333 miles / 2146 kilometers and travel time by car is about 21 hours 48 minutes.

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

Shortest flight path between Spokane International Airport (GEG) and San Luis Valley Regional Airport (ALS).

How far is Alamosa from Spokane?

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

Vincenty's formula (applied above)
  • 919.323 miles
  • 1479.507 kilometers
  • 798.870 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
  • 918.855 miles
  • 1478.754 kilometers
  • 798.463 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 Spokane International Airport
City: Spokane, WA
Country: United States Flag of United States
IATA Code: GEG
ICAO Code: KGEG
Coordinates: 47°37′11″N, 117°32′2″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 Spokane and Alamosa is 1 hour. Alamosa is 1 hour ahead of Spokane.

Time Difference

Spokane, WA

 PST

Alamosa, CO

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 145 kg (320 pounds).

Frequent Flyer Miles Calculator

Spokane (GEG) → Alamosa (ALS).

Distance:
919
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
919

Round trip?