Distance between Huntsville, AL (HSV) and Helena, MT (HLN)
Flight distance from Huntsville to Helena (Huntsville International Airport – Helena Regional Airport) is 1551 miles / 2496 kilometers / 1348 nautical miles. Estimated flight time is 3 hours 26 minutes.
Driving distance from Huntsville (HSV) to Helena (HLN) is 1987 miles / 3198 kilometers and travel time by car is about 32 hours 53 minutes.
Calculate Distance
Search by airport name, city or IATA airport code.
Multiple airports
Huntsville - Helena
Map of flight path and driving directions from Huntsville to Helena.
Shortest flight path between Huntsville International Airport (HSV) and Helena Regional Airport (HLN).
How far is Helena from Huntsville?
There are several ways to calculate distances between Huntsville and Helena. Here are two common methods:
Vincenty's formula (applied above)- 1551.131 miles
- 2496.303 kilometers
- 1347.896 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- 1548.910 miles
- 2492.729 kilometers
- 1345.966 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  |
| IATA Code: | HSV |
| ICAO Code: | KHSV |
| Coordinates: | 34°38′13″N, 86°46′30″W |
| B | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |
Time difference and current local times
The time difference between Huntsville and Helena is 1 hour. Helena is 1 hour behind Huntsville.
Time Difference
Huntsville, AL
Helena, MT
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 183 kg (403 pounds).
Frequent Flyer Miles Calculator
Huntsville (HSV) → Helena (HLN).
In total
Round trip?