How far is Decatur, IL, from Green Bay, WI?
The distance between Green Bay (Green Bay–Austin Straubel International Airport) and Decatur (Decatur Airport) is 323 miles / 520 kilometers / 281 nautical miles.
The driving distance from Green Bay (GRB) to Decatur (DEC) is 365 miles / 587 kilometers, and travel time by car is about 7 hours 8 minutes.
Green Bay–Austin Straubel International Airport – Decatur Airport
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Distance from Green Bay to Decatur
There are several ways to calculate the distance from Green Bay to Decatur. Here are two standard methods:
Vincenty's formula (applied above)- 323.190 miles
- 520.124 kilometers
- 280.845 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- 323.519 miles
- 520.653 kilometers
- 281.130 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 Green Bay to Decatur?
The estimated flight time from Green Bay–Austin Straubel International Airport to Decatur Airport is 1 hour and 6 minutes.
What is the time difference between Green Bay and Decatur?
Flight carbon footprint between Green Bay–Austin Straubel International Airport (GRB) and Decatur Airport (DEC)
On average, flying from Green Bay to Decatur generates about 73 kg of CO2 per passenger, and 73 kilograms equals 160 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Green Bay to Decatur
See the map of the shortest flight path between Green Bay–Austin Straubel International Airport (GRB) and Decatur Airport (DEC).
Airport information
| Origin | Green Bay–Austin Straubel International Airport |
|---|---|
| City: | Green Bay, WI |
| Country: | United States  |
| IATA Code: | GRB |
| ICAO Code: | KGRB |
| Coordinates: | 44°29′6″N, 88°7′46″W |
| Destination | Decatur Airport |
|---|---|
| City: | Decatur, IL |
| Country: | United States |
| IATA Code: | DEC |
| ICAO Code: | KDEC |
| Coordinates: | 39°50′4″N, 88°51′56″W |