How far is Rockford, IL, from Rapid City, SD?
The distance between Rapid City (Rapid City Regional Airport) and Rockford (Chicago Rockford International Airport) is 716 miles / 1153 kilometers / 623 nautical miles.
The driving distance from Rapid City (RAP) to Rockford (RFD) is 844 miles / 1359 kilometers, and travel time by car is about 14 hours 35 minutes.
Rapid City Regional Airport – Chicago Rockford International Airport
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Distance from Rapid City to Rockford
There are several ways to calculate the distance from Rapid City to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 716.465 miles
- 1153.038 kilometers
- 622.591 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- 714.626 miles
- 1150.079 kilometers
- 620.993 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 Rockford?
The estimated flight time from Rapid City Regional Airport to Chicago Rockford International Airport is 1 hour and 51 minutes.
What is the time difference between Rapid City and Rockford?
Flight carbon footprint between Rapid City Regional Airport (RAP) and Chicago Rockford International Airport (RFD)
On average, flying from Rapid City to Rockford generates about 126 kg of CO2 per passenger, and 126 kilograms equals 279 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Rapid City to Rockford
See the map of the shortest flight path between Rapid City Regional Airport (RAP) and Chicago Rockford International Airport (RFD).
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 | Chicago Rockford International Airport |
|---|---|
| City: | Rockford, IL |
| Country: | United States |
| IATA Code: | RFD |
| ICAO Code: | KRFD |
| Coordinates: | 42°11′43″N, 89°5′49″W |