How far is Grand Forks, ND, from Decatur, IL?
The distance between Decatur (Decatur Airport) and Grand Forks (Grand Forks International Airport) is 696 miles / 1121 kilometers / 605 nautical miles.
The driving distance from Decatur (DEC) to Grand Forks (GFK) is 831 miles / 1338 kilometers, and travel time by car is about 15 hours 26 minutes.
Decatur Airport – Grand Forks International Airport
Search flights
Distance from Decatur to Grand Forks
There are several ways to calculate the distance from Decatur to Grand Forks. Here are two standard methods:
Vincenty's formula (applied above)- 696.276 miles
- 1120.547 kilometers
- 605.047 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- 695.953 miles
- 1120.028 kilometers
- 604.767 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 Decatur to Grand Forks?
The estimated flight time from Decatur Airport to Grand Forks International Airport is 1 hour and 49 minutes.
What is the time difference between Decatur and Grand Forks?
There is no time difference between Decatur and Grand Forks.
Flight carbon footprint between Decatur Airport (DEC) and Grand Forks International Airport (GFK)
On average, flying from Decatur to Grand Forks generates about 124 kg of CO2 per passenger, and 124 kilograms equals 274 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Decatur to Grand Forks
See the map of the shortest flight path between Decatur Airport (DEC) and Grand Forks International Airport (GFK).
Airport information
| Origin | Decatur Airport |
|---|---|
| City: | Decatur, IL |
| Country: | United States  |
| IATA Code: | DEC |
| ICAO Code: | KDEC |
| Coordinates: | 39°50′4″N, 88°51′56″W |
| Destination | 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 |