How far is Rockford, IL, from Grand Island, NE?
The distance between Grand Island (Central Nebraska Regional Airport) and Rockford (Chicago Rockford International Airport) is 485 miles / 780 kilometers / 421 nautical miles.
The driving distance from Grand Island (GRI) to Rockford (RFD) is 559 miles / 900 kilometers, and travel time by car is about 10 hours 19 minutes.
Central Nebraska Regional Airport – Chicago Rockford International Airport
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Distance from Grand Island to Rockford
There are several ways to calculate the distance from Grand Island to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 484.569 miles
- 779.839 kilometers
- 421.079 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- 483.369 miles
- 777.908 kilometers
- 420.037 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 Grand Island to Rockford?
The estimated flight time from Central Nebraska Regional Airport to Chicago Rockford International Airport is 1 hour and 25 minutes.
What is the time difference between Grand Island and Rockford?
There is no time difference between Grand Island and Rockford.
Flight carbon footprint between Central Nebraska Regional Airport (GRI) and Chicago Rockford International Airport (RFD)
On average, flying from Grand Island to Rockford generates about 96 kg of CO2 per passenger, and 96 kilograms equals 212 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Grand Island to Rockford
See the map of the shortest flight path between Central Nebraska Regional Airport (GRI) and Chicago Rockford International Airport (RFD).
Airport information
| Origin | Central Nebraska Regional Airport |
|---|---|
| City: | Grand Island, NE |
| Country: | United States  |
| IATA Code: | GRI |
| ICAO Code: | KGRI |
| Coordinates: | 40°58′2″N, 98°18′34″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 |