Air Miles Calculator

Distance between Grand Rapids, MI (GRR) and Flint, MI (FNT)

Flight distance from Grand Rapids to Flint (Gerald R. Ford International Airport – Bishop International Airport) is 90 miles / 146 kilometers / 79 nautical miles. Estimated flight time is 40 minutes.

Driving distance from Grand Rapids (GRR) to Flint (FNT) is 104 miles / 168 kilometers and travel time by car is about 1 hour 57 minutes.

Map of flight path and driving directions from Grand Rapids to Flint.

Shortest flight path between Gerald R. Ford International Airport (GRR) and Bishop International Airport (FNT).

How far is Flint from Grand Rapids?

There are several ways to calculate distances between Grand Rapids and Flint. Here are two common methods:

Vincenty's formula (applied above)
  • 90.446 miles
  • 145.559 kilometers
  • 78.596 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
  • 90.206 miles
  • 145.173 kilometers
  • 78.387 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 Gerald R. Ford International Airport
City: Grand Rapids, MI
Country: United States Flag of United States
IATA Code: GRR
ICAO Code: KGRR
Coordinates: 42°52′50″N, 85°31′22″W

B Bishop International Airport
City: Flint, MI
Country: United States Flag of United States
IATA Code: FNT
ICAO Code: KFNT
Coordinates: 42°57′55″N, 83°44′36″W

Time difference and current local times

There is no time difference between Grand Rapids and Flint.

Time Difference

Grand Rapids, MI

 EST

Flint, MI

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 38 kg (84 pounds).

Frequent Flyer Miles Calculator

Grand Rapids (GRR) → Flint (FNT).

Distance:
90
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
90

Round trip?