How far is Pierre, SD, from Unalaska, AK?
The distance between Unalaska (Unalaska Airport) and Pierre (Pierre Regional Airport) is 2960 miles / 4764 kilometers / 2572 nautical miles.
Unalaska Airport – Pierre Regional Airport
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Distance from Unalaska to Pierre
There are several ways to calculate the distance from Unalaska to Pierre. Here are two standard methods:
Vincenty's formula (applied above)- 2960.137 miles
- 4763.879 kilometers
- 2572.289 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- 2951.627 miles
- 4750.183 kilometers
- 2564.894 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 Unalaska to Pierre?
The estimated flight time from Unalaska Airport to Pierre Regional Airport is 6 hours and 6 minutes.
What is the time difference between Unalaska and Pierre?
The time difference between Unalaska and Pierre is 4 hours. Pierre is 4 hours ahead of Unalaska.
Flight carbon footprint between Unalaska Airport (DUT) and Pierre Regional Airport (PIR)
On average, flying from Unalaska to Pierre generates about 329 kg of CO2 per passenger, and 329 kilograms equals 726 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Unalaska to Pierre
See the map of the shortest flight path between Unalaska Airport (DUT) and Pierre Regional Airport (PIR).
Airport information
| Origin | Unalaska Airport |
|---|---|
| City: | Unalaska, AK |
| Country: | United States  |
| IATA Code: | DUT |
| ICAO Code: | PADU |
| Coordinates: | 53°54′0″N, 166°32′38″W |
| Destination | Pierre Regional Airport |
|---|---|
| City: | Pierre, SD |
| Country: | United States |
| IATA Code: | PIR |
| ICAO Code: | KPIR |
| Coordinates: | 44°22′57″N, 100°17′9″W |