Map of flight path and driving directions from St Louis to Grand Forks.
Shortest flight path between St. Louis Lambert International Airport (STL) and Grand Forks International Airport (GFK).
How far is Grand Forks from St Louis?
There are several ways to calculate distances between St Louis and Grand Forks. Here are two common methods:Vincenty's formula (applied above)
- 721.109 miles
- 1160.513 kilometers
- 626.627 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
- 721.156 miles
- 1160.588 kilometers
- 626.667 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).
Time difference and current local times
There is no time difference between St Louis and Grand Forks.
St Louis, MO
Grand Forks, ND
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 127 kg (280 pounds).
Frequent Flyer Miles Calculator
St Louis (STL) → Grand Forks (GFK).