How far is Rockford, IL, from Harrisburg, PA?
The distance between Harrisburg (Harrisburg International Airport) and Rockford (Chicago Rockford International Airport) is 657 miles / 1057 kilometers / 571 nautical miles.
The driving distance from Harrisburg (MDT) to Rockford (RFD) is 752 miles / 1210 kilometers, and travel time by car is about 14 hours 0 minutes.
Harrisburg International Airport – Chicago Rockford International Airport
Search flights
Distance from Harrisburg to Rockford
There are several ways to calculate the distance from Harrisburg to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 656.944 miles
- 1057.249 kilometers
- 570.869 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- 655.367 miles
- 1054.711 kilometers
- 569.499 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 Harrisburg to Rockford?
The estimated flight time from Harrisburg International Airport to Chicago Rockford International Airport is 1 hour and 44 minutes.
What is the time difference between Harrisburg and Rockford?
The time difference between Harrisburg and Rockford is 1 hour. Rockford is 1 hour behind Harrisburg.
Flight carbon footprint between Harrisburg International Airport (MDT) and Chicago Rockford International Airport (RFD)
On average, flying from Harrisburg to Rockford generates about 120 kg of CO2 per passenger, and 120 kilograms equals 264 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Harrisburg to Rockford
See the map of the shortest flight path between Harrisburg International Airport (MDT) and Chicago Rockford International Airport (RFD).
Airport information
| Origin | Harrisburg International Airport |
|---|---|
| City: | Harrisburg, PA |
| Country: | United States  |
| IATA Code: | MDT |
| ICAO Code: | KMDT |
| Coordinates: | 40°11′36″N, 76°45′48″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 |