How far is Rapid City, SD, from Ontario, CA?
The distance between Ontario (Ontario International Airport) and Rapid City (Rapid City Regional Airport) is 1040 miles / 1673 kilometers / 903 nautical miles.
The driving distance from Ontario (ONT) to Rapid City (RAP) is 1291 miles / 2077 kilometers, and travel time by car is about 23 hours 32 minutes.
Ontario International Airport – Rapid City Regional Airport
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Distance from Ontario to Rapid City
There are several ways to calculate the distance from Ontario to Rapid City. Here are two standard methods:
Vincenty's formula (applied above)- 1039.668 miles
- 1673.183 kilometers
- 903.447 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- 1038.979 miles
- 1672.075 kilometers
- 902.848 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 Ontario to Rapid City?
The estimated flight time from Ontario International Airport to Rapid City Regional Airport is 2 hours and 28 minutes.
What is the time difference between Ontario and Rapid City?
The time difference between Ontario and Rapid City is 1 hour. Rapid City is 1 hour ahead of Ontario.
Flight carbon footprint between Ontario International Airport (ONT) and Rapid City Regional Airport (RAP)
On average, flying from Ontario to Rapid City generates about 153 kg of CO2 per passenger, and 153 kilograms equals 338 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Ontario to Rapid City
See the map of the shortest flight path between Ontario International Airport (ONT) and Rapid City Regional Airport (RAP).
Airport information
| Origin | Ontario International Airport |
|---|---|
| City: | Ontario, CA |
| Country: | United States  |
| IATA Code: | ONT |
| ICAO Code: | KONT |
| Coordinates: | 34°3′21″N, 117°36′3″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 |