How far is St George from Great Falls?
There are several ways to calculate distances between Great Falls and St George. Here are two common methods:Vincenty's formula (applied above)
- 729.183 miles
- 1173.506 kilometers
- 633.643 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
- 729.887 miles
- 1174.640 kilometers
- 634.255 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).
Estimated flight time from Great Falls International Airport (GTF) to St. George Municipal Airport (SGU) is 1 hour 52 minutes.
Time difference and current local times
There is no time difference between Great Falls and St George.
Great Falls, MT
St George, UT
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 128 kg (282 pounds).
Great Falls to St George flight map.
Frequent Flyer Miles Calculator
Great Falls (GTF) → St George (SGU).