Map of flight path and driving directions from New York to Great Falls.
Shortest flight path between New York LaGuardia Airport (LGA) and Great Falls International Airport (GTF).
How far is Great Falls from New York?
There are several ways to calculate distances between New York and Great Falls. Here are two common methods:Vincenty's formula (applied above)
- 1901.420 miles
- 3060.039 kilometers
- 1652.289 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
- 1896.609 miles
- 3052.296 kilometers
- 1648.108 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 New York and Great Falls is 2 hours. Great Falls is 2 hours behind New York.
New York, NY
Great Falls, MT
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 208 kg (460 pounds).
Frequent Flyer Miles Calculator
New York (LGA) → Great Falls (GTF).