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Chicago–Green Bay | ORD–GRB
Calculations with different methods
- 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).
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
Chicago to Green Bay flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Green Bay (GRB).