How far is Rockford, IL, from Zhengzhou?
The distance between Zhengzhou (Zhengzhou Xinzheng International Airport) and Rockford (Chicago Rockford International Airport) is 6956 miles / 11195 kilometers / 6045 nautical miles.
Zhengzhou Xinzheng International Airport – Chicago Rockford International Airport
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Distance from Zhengzhou to Rockford
There are several ways to calculate the distance from Zhengzhou to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 6956.094 miles
- 11194.748 kilometers
- 6044.681 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- 6941.028 miles
- 11170.502 kilometers
- 6031.589 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 Zhengzhou to Rockford?
The estimated flight time from Zhengzhou Xinzheng International Airport to Chicago Rockford International Airport is 13 hours and 40 minutes.
What is the time difference between Zhengzhou and Rockford?
Flight carbon footprint between Zhengzhou Xinzheng International Airport (CGO) and Chicago Rockford International Airport (RFD)
On average, flying from Zhengzhou to Rockford generates about 849 kg of CO2 per passenger, and 849 kilograms equals 1 871 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Zhengzhou to Rockford
See the map of the shortest flight path between Zhengzhou Xinzheng International Airport (CGO) and Chicago Rockford International Airport (RFD).
Airport information
| Origin | Zhengzhou Xinzheng International Airport |
|---|---|
| City: | Zhengzhou |
| Country: | China  |
| IATA Code: | CGO |
| ICAO Code: | ZHCC |
| Coordinates: | 34°31′10″N, 113°50′27″E |
| 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 |