Map of flight path and driving directions from Redmond to Great Falls.
Shortest flight path between Roberts Field (RDM) and Great Falls International Airport (GTF).
How far is Great Falls from Redmond?
There are several ways to calculate distances between Redmond and Great Falls. Here are two common methods:Vincenty's formula (applied above)
- 521.328 miles
- 838.996 kilometers
- 453.022 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
- 520.158 miles
- 837.113 kilometers
- 452.005 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
The time difference between Redmond and Great Falls is 1 hour. Great Falls is 1 hour ahead of Redmond.
Great Falls, MT
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 102 kg (224 pounds).
Frequent Flyer Miles Calculator
Redmond (RDM) → Great Falls (GTF).