How far is Great Falls from Rochester?
There are several ways to calculate distances between Rochester and Great Falls. Here are two common methods:Vincenty's formula (applied above)
- 943.418 miles
- 1518.284 kilometers
- 819.808 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
- 940.960 miles
- 1514.328 kilometers
- 817.672 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 Rochester International Airport (RST) to Great Falls International Airport (GTF) is 2 hours 17 minutes.
Time difference and current local times
The time difference between Rochester and Great Falls is 1 hour. Great Falls is 1 hour behind Rochester.
Great Falls, MT
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 147 kg (324 pounds).
Rochester to Great Falls flight path
Shortest flight path between Rochester International Airport (RST) and Great Falls International Airport (GTF).
Frequent Flyer Miles Calculator
Rochester (RST) → Great Falls (GTF).