How far is Rockford from Lexington?
There are several ways to calculate distances between Lexington and Rockford. Here are two common methods:Vincenty's formula (applied above)
- 372.623 miles
- 599.679 kilometers
- 323.801 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
- 372.559 miles
- 599.575 kilometers
- 323.745 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).
Estimated flight time from Blue Grass Airport (LEX) to Chicago Rockford International Airport (RFD) is 1 hour 12 minutes.
Time difference and current local times
The time difference between Lexington and Rockford is 1 hour. Rockford is 1 hour behind Lexington.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 79 kg (174 pounds).
Lexington to Rockford flight map.
Frequent Flyer Miles Calculator
Lexington (LEX) → Rockford (RFD).