How far is Green Bay from Chicago?
There are several ways to calculate distances between Chicago and Green Bay. Here are two common methods:Vincenty's formula (applied above)
- 173.402 miles
- 279.063 kilometers
- 150.682 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 173.552 miles
- 279.305 kilometers
- 150.812 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).
Estimated flight time from O'Hare International Airport (ORD) to Green Bay–Austin Straubel International Airport (GRB) is 49 minutes.
Time difference and current local times
There is no time difference between Chicago and Green Bay.
Green Bay, WI
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 48 kg (106 pounds).
Chicago to Green Bay flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Green Bay (GRB).