Air Miles Calculator

Distance between Atlanta, GA (ATL) and Rockford, IL (RFD)

Distance from Atlanta to Rockford (Chicago Rockford International Airport – Hartsfield–Jackson Atlanta International Airport) is 643 miles / 1034 kilometers / 559 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 642.781 miles
  • 1034.455 kilometers
  • 558.561 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 643.517 miles
  • 1035.641 kilometers
  • 559.201 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Hartsfield–Jackson Atlanta International Airport (ATL) to Chicago Rockford International Airport (RFD) is 1 hour 43 minutes.

Time difference and current local times

The time difference between Atlanta and Rockford is 1 hour. Rockford is 1 hour behind Atlanta.

Time Difference

Atlanta
Rockford

Atlanta, GA

 EDT

Rockford, IL

 CDT

Airport information


A Hartsfield–Jackson Atlanta International Airport
City: Atlanta, GA
Country: United States Flag of United States
IATA Code: ATL
ICAO Code: KATL
Coordinates: 33°38′12″N, 84°25′41″W

B Chicago Rockford International Airport
City: Rockford, IL
Country: United States Flag of United States
IATA Code: RFD
ICAO Code: KRFD
Coordinates: 42°11′43″N, 89°5′49″W

Map

Atlanta to Rockford flight map.

Frequent Flyer Miles Calculator

Atlanta (ATL) → Rockford (RFD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
643
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
643

Round trip?