How far is Alamosa, CO, from Harrison, AR?
The distance between Harrison (Boone County Airport) and Alamosa (San Luis Valley Regional Airport) is 709 miles / 1140 kilometers / 616 nautical miles.
The driving distance from Harrison (HRO) to Alamosa (ALS) is 823 miles / 1325 kilometers, and travel time by car is about 16 hours 11 minutes.
Boone County Airport – San Luis Valley Regional Airport
Search flights
Distance from Harrison to Alamosa
There are several ways to calculate the distance from Harrison to Alamosa. Here are two standard methods:
Vincenty's formula (applied above)- 708.584 miles
- 1140.355 kilometers
- 615.743 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 706.979 miles
- 1137.773 kilometers
- 614.348 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).
How long does it take to fly from Harrison to Alamosa?
The estimated flight time from Boone County Airport to San Luis Valley Regional Airport is 1 hour and 50 minutes.
What is the time difference between Harrison and Alamosa?
The time difference between Harrison and Alamosa is 1 hour. Alamosa is 1 hour behind Harrison.
Flight carbon footprint between Boone County Airport (HRO) and San Luis Valley Regional Airport (ALS)
On average, flying from Harrison to Alamosa generates about 126 kg of CO2 per passenger, and 126 kilograms equals 277 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Harrison to Alamosa
See the map of the shortest flight path between Boone County Airport (HRO) and San Luis Valley Regional Airport (ALS).
Airport information
| Origin | Boone County Airport |
|---|---|
| City: | Harrison, AR |
| Country: | United States  |
| IATA Code: | HRO |
| ICAO Code: | KHRO |
| Coordinates: | 36°15′41″N, 93°9′16″W |
| Destination | San Luis Valley Regional Airport |
|---|---|
| City: | Alamosa, CO |
| Country: | United States |
| IATA Code: | ALS |
| ICAO Code: | KALS |
| Coordinates: | 37°26′5″N, 105°52′1″W |