How far is Unalaska, AK, from Rapid City, SD?
The distance between Rapid City (Rapid City Regional Airport) and Unalaska (Unalaska Airport) is 2865 miles / 4610 kilometers / 2489 nautical miles.
Rapid City Regional Airport – Unalaska Airport
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Distance from Rapid City to Unalaska
There are several ways to calculate the distance from Rapid City to Unalaska. Here are two standard methods:
Vincenty's formula (applied above)- 2864.540 miles
- 4610.030 kilometers
- 2489.217 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- 2856.394 miles
- 4596.921 kilometers
- 2482.139 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 Rapid City to Unalaska?
The estimated flight time from Rapid City Regional Airport to Unalaska Airport is 5 hours and 55 minutes.
What is the time difference between Rapid City and Unalaska?
Flight carbon footprint between Rapid City Regional Airport (RAP) and Unalaska Airport (DUT)
On average, flying from Rapid City to Unalaska generates about 318 kg of CO2 per passenger, and 318 kilograms equals 701 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Rapid City to Unalaska
See the map of the shortest flight path between Rapid City Regional Airport (RAP) and Unalaska Airport (DUT).
Airport information
| Origin | Rapid City Regional Airport |
|---|---|
| City: | Rapid City, SD |
| Country: | United States  |
| IATA Code: | RAP |
| ICAO Code: | KRAP |
| Coordinates: | 44°2′43″N, 103°3′25″W |
| Destination | Unalaska Airport |
|---|---|
| City: | Unalaska, AK |
| Country: | United States |
| IATA Code: | DUT |
| ICAO Code: | PADU |
| Coordinates: | 53°54′0″N, 166°32′38″W |