# Distance between Cedar Rapids, IA (CID) and Green Bay, WI (GRB)

Flight distance from Cedar Rapids to Green Bay (The Eastern Iowa Airport – Green Bay–Austin Straubel International Airport) is 255 miles / 410 kilometers / 221 nautical miles. Estimated flight time is 58 minutes.

Driving distance from Cedar Rapids (CID) to Green Bay (GRB) is 312 miles / 502 kilometers and travel time by car is about 5 hours 53 minutes.

## Map of flight path and driving directions from Cedar Rapids to Green Bay.

Shortest flight path between The Eastern Iowa Airport (CID) and Green Bay–Austin Straubel International Airport (GRB).

## How far is Green Bay from Cedar Rapids?

There are several ways to calculate distances between Cedar Rapids and Green Bay. Here are two common methods:

Vincenty's formula (applied above)
• 254.804 miles
• 410.067 kilometers
• 221.419 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
• 254.572 miles
• 409.694 kilometers
• 221.217 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).

## Airport information

A The Eastern Iowa Airport
City: Cedar Rapids, IA
Country: United States
IATA Code: CID
ICAO Code: KCID
Coordinates: 41°53′4″N, 91°42′38″W

B 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

## Time difference and current local times

There is no time difference between Cedar Rapids and Green Bay.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 63 kg (138 pounds).

## Frequent Flyer Miles Calculator

Cedar Rapids (CID) → Green Bay (GRB).

Distance:
255
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
255

Round trip?