How far is Rockford, IL, from Newark, NJ?
The distance between Newark (New York Newark Liberty International Airport) and Rockford (Chicago Rockford International Airport) is 781 miles / 1257 kilometers / 679 nautical miles.
The driving distance from Newark (EWR) to Rockford (RFD) is 870 miles / 1400 kilometers, and travel time by car is about 16 hours 12 minutes.
New York Newark Liberty International Airport – Chicago Rockford International Airport
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Distance from Newark to Rockford
There are several ways to calculate the distance from Newark to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 781.068 miles
- 1257.007 kilometers
- 678.729 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- 779.102 miles
- 1253.844 kilometers
- 677.021 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 Newark to Rockford?
The estimated flight time from New York Newark Liberty International Airport to Chicago Rockford International Airport is 1 hour and 58 minutes.
What is the time difference between Newark and Rockford?
The time difference between Newark and Rockford is 1 hour. Rockford is 1 hour behind Newark.
Flight carbon footprint between New York Newark Liberty International Airport (EWR) and Chicago Rockford International Airport (RFD)
On average, flying from Newark to Rockford generates about 133 kg of CO2 per passenger, and 133 kilograms equals 293 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Newark to Rockford
See the map of the shortest flight path between New York Newark Liberty International Airport (EWR) and Chicago Rockford International Airport (RFD).
Airport information
| Origin | New York Newark Liberty International Airport |
|---|---|
| City: | Newark, NJ |
| Country: | United States  |
| IATA Code: | EWR |
| ICAO Code: | KEWR |
| Coordinates: | 40°41′33″N, 74°10′7″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 |