How far is Rockford, IL, from Grand Forks, ND?
The distance between Grand Forks (Grand Forks International Airport) and Rockford (Chicago Rockford International Airport) is 560 miles / 901 kilometers / 487 nautical miles.
The driving distance from Grand Forks (GFK) to Rockford (RFD) is 659 miles / 1061 kilometers, and travel time by car is about 12 hours 1 minutes.
Grand Forks International Airport – Chicago Rockford International Airport
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Distance from Grand Forks to Rockford
There are several ways to calculate the distance from Grand Forks to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 559.901 miles
- 901.073 kilometers
- 486.541 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- 559.283 miles
- 900.078 kilometers
- 486.003 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 Forks to Rockford?
The estimated flight time from Grand Forks International Airport to Chicago Rockford International Airport is 1 hour and 33 minutes.
What is the time difference between Grand Forks and Rockford?
There is no time difference between Grand Forks and Rockford.
Flight carbon footprint between Grand Forks International Airport (GFK) and Chicago Rockford International Airport (RFD)
On average, flying from Grand Forks to Rockford generates about 107 kg of CO2 per passenger, and 107 kilograms equals 237 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 Forks to Rockford
See the map of the shortest flight path between Grand Forks International Airport (GFK) and Chicago Rockford International Airport (RFD).
Airport information
| Origin | Grand Forks International Airport |
|---|---|
| City: | Grand Forks, ND |
| Country: | United States  |
| IATA Code: | GFK |
| ICAO Code: | KGFK |
| Coordinates: | 47°56′57″N, 97°10′33″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 |