How far is Rockford from New York?
There are several ways to calculate distances between New York and Rockford. Here are two common methods:Vincenty's formula (applied above)
- 795.007 miles
- 1279.440 kilometers
- 690.842 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
- 792.997 miles
- 1276.205 kilometers
- 689.096 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 New York LaGuardia Airport (LGA) to Chicago Rockford International Airport (RFD) is 2 hours 0 minutes.
Time difference and current local times
The time difference between New York and Rockford is 1 hour. Rockford is 1 hour behind New York.
New York, NY
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 134 kg (296 pounds).
New York to Rockford flight path
Shortest flight path between New York LaGuardia Airport (LGA) and Chicago Rockford International Airport (RFD).
Frequent Flyer Miles Calculator
New York (LGA) → Rockford (RFD).