How far is Rapid City, SD, from Redmond, OR?
The distance between Redmond (Roberts Field) and Rapid City (Rapid City Regional Airport) is 898 miles / 1445 kilometers / 780 nautical miles.
The driving distance from Redmond (RDM) to Rapid City (RAP) is 1238 miles / 1993 kilometers, and travel time by car is about 23 hours 3 minutes.
Roberts Field – Rapid City Regional Airport
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Distance from Redmond to Rapid City
There are several ways to calculate the distance from Redmond to Rapid City. Here are two standard methods:
Vincenty's formula (applied above)- 897.738 miles
- 1444.769 kilometers
- 780.113 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- 895.278 miles
- 1440.810 kilometers
- 777.975 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 Redmond to Rapid City?
The estimated flight time from Roberts Field to Rapid City Regional Airport is 2 hours and 11 minutes.
What is the time difference between Redmond and Rapid City?
The time difference between Redmond and Rapid City is 1 hour. Rapid City is 1 hour ahead of Redmond.
Flight carbon footprint between Roberts Field (RDM) and Rapid City Regional Airport (RAP)
On average, flying from Redmond to Rapid City generates about 143 kg of CO2 per passenger, and 143 kilograms equals 316 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Redmond to Rapid City
See the map of the shortest flight path between Roberts Field (RDM) and Rapid City Regional Airport (RAP).
Airport information
| Origin | Roberts Field |
|---|---|
| City: | Redmond, OR |
| Country: | United States  |
| IATA Code: | RDM |
| ICAO Code: | KRDM |
| Coordinates: | 44°15′14″N, 121°9′0″W |
| Destination | 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 |