How far is Rockford, IL, from Memphis, TN?
The distance between Memphis (Memphis International Airport) and Rockford (Chicago Rockford International Airport) is 496 miles / 798 kilometers / 431 nautical miles.
The driving distance from Memphis (MEM) to Rockford (RFD) is 585 miles / 942 kilometers, and travel time by car is about 10 hours 44 minutes.
Memphis International Airport – Chicago Rockford International Airport
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Distance from Memphis to Rockford
There are several ways to calculate the distance from Memphis to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 495.678 miles
- 797.716 kilometers
- 430.732 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- 496.492 miles
- 799.026 kilometers
- 431.440 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 Memphis to Rockford?
The estimated flight time from Memphis International Airport to Chicago Rockford International Airport is 1 hour and 26 minutes.
What is the time difference between Memphis and Rockford?
Flight carbon footprint between Memphis International Airport (MEM) and Chicago Rockford International Airport (RFD)
On average, flying from Memphis to Rockford generates about 98 kg of CO2 per passenger, and 98 kilograms equals 216 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Memphis to Rockford
See the map of the shortest flight path between Memphis International Airport (MEM) and Chicago Rockford International Airport (RFD).
Airport information
| Origin | Memphis International Airport |
|---|---|
| City: | Memphis, TN |
| Country: | United States  |
| IATA Code: | MEM |
| ICAO Code: | KMEM |
| Coordinates: | 35°2′32″N, 89°58′36″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 |