How far is Rockford from Honolulu?
There are several ways to calculate distances between Honolulu and Rockford. Here are two common methods:Vincenty's formula (applied above)
- 4181.409 miles
- 6729.326 kilometers
- 3633.545 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
- 4175.311 miles
- 6719.511 kilometers
- 3628.246 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 Daniel K. Inouye International Airport (HNL) to Chicago Rockford International Airport (RFD) is 8 hours 25 minutes.
Time difference and current local times
The time difference between Honolulu and Rockford is 4 hours. Rockford is 4 hours ahead of Honolulu.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 486 kg (1 071 pounds).
Honolulu to Rockford flight map.
Frequent Flyer Miles Calculator
Honolulu (HNL) → Rockford (RFD).