Air Miles Calculator

Distance between Green Bay, WI (GRB) and Springfield, IL (SPI)

Flight distance from Green Bay to Springfield (Green Bay–Austin Straubel International Airport – Springfield Abraham Lincoln Capital Airport) is 330 miles / 531 kilometers / 287 nautical miles. Estimated flight time is 1 hour 7 minutes.

Driving distance from Green Bay (GRB) to Springfield (SPI) is 375 miles / 603 kilometers and travel time by car is about 6 hours 45 minutes.

Map of flight path and driving directions from Green Bay to Springfield.

Shortest flight path between Green Bay–Austin Straubel International Airport (GRB) and Springfield Abraham Lincoln Capital Airport (SPI).

How far is Springfield from Green Bay?

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

Vincenty's formula (applied above)
  • 330.021 miles
  • 531.117 kilometers
  • 286.780 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
  • 330.303 miles
  • 531.571 kilometers
  • 287.025 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 Green Bay–Austin Straubel International Airport
City: Green Bay, WI
Country: United States Flag of United States
IATA Code: GRB
ICAO Code: KGRB
Coordinates: 44°29′6″N, 88°7′46″W

B Springfield Abraham Lincoln Capital Airport
City: Springfield, IL
Country: United States Flag of United States
IATA Code: SPI
ICAO Code: KSPI
Coordinates: 39°50′38″N, 89°40′40″W

Time difference and current local times

There is no time difference between Green Bay and Springfield.

Time Difference

Green Bay, WI

 CST

Springfield, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 74 kg (162 pounds).

Frequent Flyer Miles Calculator

Green Bay (GRB) → Springfield (SPI).

Distance:
330
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
330

Round trip?