Air Miles Calculator

Distance between Huntsville, AL (HSV) and Great Falls, MT (GTF)

Flight distance from Huntsville to Great Falls (Huntsville International Airport – Great Falls International Airport) is 1550 miles / 2494 kilometers / 1347 nautical miles. Estimated flight time is 3 hours 26 minutes.

Driving distance from Huntsville (HSV) to Great Falls (GTF) is 1973 miles / 3175 kilometers and travel time by car is about 33 hours 46 minutes.

Map of flight path and driving directions from Huntsville to Great Falls.

Shortest flight path between Huntsville International Airport (HSV) and Great Falls International Airport (GTF).

How far is Great Falls from Huntsville?

There are several ways to calculate distances between Huntsville and Great Falls. Here are two common methods:

Vincenty's formula (applied above)
  • 1549.947 miles
  • 2494.398 kilometers
  • 1346.867 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
  • 1547.925 miles
  • 2491.144 kilometers
  • 1345.110 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).

Airport information


A Huntsville International Airport
City: Huntsville, AL
Country: United States Flag of United States
IATA Code: HSV
ICAO Code: KHSV
Coordinates: 34°38′13″N, 86°46′30″W

B Great Falls International Airport
City: Great Falls, MT
Country: United States Flag of United States
IATA Code: GTF
ICAO Code: KGTF
Coordinates: 47°28′55″N, 111°22′15″W

Time difference and current local times

The time difference between Huntsville and Great Falls is 1 hour. Great Falls is 1 hour behind Huntsville.

Time Difference

Huntsville, AL

 CDT

Great Falls, MT

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 183 kg (403 pounds).

Frequent Flyer Miles Calculator

Huntsville (HSV) → Great Falls (GTF).

Distance:
1550
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1550

Round trip?