How far is Rapid City, SD, from Idaho Falls, ID?
The distance between Idaho Falls (Idaho Falls Regional Airport) and Rapid City (Rapid City Regional Airport) is 452 miles / 728 kilometers / 393 nautical miles.
The driving distance from Idaho Falls (IDA) to Rapid City (RAP) is 670 miles / 1079 kilometers, and travel time by car is about 13 hours 13 minutes.
Idaho Falls Regional Airport – Rapid City Regional Airport
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Distance from Idaho Falls to Rapid City
There are several ways to calculate the distance from Idaho Falls to Rapid City. Here are two standard methods:
Vincenty's formula (applied above)- 452.153 miles
- 727.670 kilometers
- 392.910 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- 450.934 miles
- 725.708 kilometers
- 391.851 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 Idaho Falls to Rapid City?
The estimated flight time from Idaho Falls Regional Airport to Rapid City Regional Airport is 1 hour and 21 minutes.
What is the time difference between Idaho Falls and Rapid City?
There is no time difference between Idaho Falls and Rapid City.
Flight carbon footprint between Idaho Falls Regional Airport (IDA) and Rapid City Regional Airport (RAP)
On average, flying from Idaho Falls to Rapid City generates about 92 kg of CO2 per passenger, and 92 kilograms equals 202 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Idaho Falls to Rapid City
See the map of the shortest flight path between Idaho Falls Regional Airport (IDA) and Rapid City Regional Airport (RAP).
Airport information
Origin | Idaho Falls Regional Airport |
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City: | Idaho Falls, ID |
Country: | United States ![]() |
IATA Code: | IDA |
ICAO Code: | KIDA |
Coordinates: | 43°30′52″N, 112°4′15″W |
Destination | Rapid City Regional Airport |
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City: | Rapid City, SD |
Country: | United States ![]() |
IATA Code: | RAP |
ICAO Code: | KRAP |
Coordinates: | 44°2′43″N, 103°3′25″W |