How far is Alamosa, CO, from Pierre, SD?
The distance between Pierre (Pierre Regional Airport) and Alamosa (San Luis Valley Regional Airport) is 561 miles / 903 kilometers / 488 nautical miles.
The driving distance from Pierre (PIR) to Alamosa (ALS) is 764 miles / 1230 kilometers, and travel time by car is about 14 hours 22 minutes.
Pierre Regional Airport – San Luis Valley Regional Airport
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Distance from Pierre to Alamosa
There are several ways to calculate the distance from Pierre to Alamosa. Here are two standard methods:
Vincenty's formula (applied above)- 561.114 miles
- 903.025 kilometers
- 487.595 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- 561.255 miles
- 903.252 kilometers
- 487.717 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 Pierre to Alamosa?
The estimated flight time from Pierre Regional Airport to San Luis Valley Regional Airport is 1 hour and 33 minutes.
What is the time difference between Pierre and Alamosa?
The time difference between Pierre and Alamosa is 1 hour. Alamosa is 1 hour behind Pierre.
Flight carbon footprint between Pierre Regional Airport (PIR) and San Luis Valley Regional Airport (ALS)
On average, flying from Pierre to Alamosa generates about 108 kg of CO2 per passenger, and 108 kilograms equals 237 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Pierre to Alamosa
See the map of the shortest flight path between Pierre Regional Airport (PIR) and San Luis Valley Regional Airport (ALS).
Airport information
| Origin | Pierre Regional Airport |
|---|---|
| City: | Pierre, SD |
| Country: | United States  |
| IATA Code: | PIR |
| ICAO Code: | KPIR |
| Coordinates: | 44°22′57″N, 100°17′9″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 |