Map of flight path and driving directions from Dallas to Great Falls.
Shortest flight path between Dallas Love Field (DAL) and Great Falls International Airport (GTF).
How far is Great Falls from Dallas?
There are several ways to calculate distances between Dallas and Great Falls. Here are two common methods:Vincenty's formula (applied above)
- 1264.449 miles
- 2034.934 kilometers
- 1098.777 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
- 1264.442 miles
- 2034.922 kilometers
- 1098.770 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 Dallas and Great Falls is 1 hour. Great Falls is 1 hour behind Dallas.
Great Falls, MT
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 165 kg (363 pounds).
Frequent Flyer Miles Calculator
Dallas (DAL) → Great Falls (GTF).