How far is Helena, MT, from Alexandria, LA?
The distance between Alexandria (Alexandria International Airport) and Helena (Helena Regional Airport) is 1477 miles / 2378 kilometers / 1284 nautical miles.
The driving distance from Alexandria (AEX) to Helena (HLN) is 1863 miles / 2999 kilometers, and travel time by car is about 33 hours 1 minutes.
Alexandria International Airport – Helena Regional Airport
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Distance from Alexandria to Helena
There are several ways to calculate the distance from Alexandria to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1477.367 miles
- 2377.592 kilometers
- 1283.797 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 1476.820 miles
- 2376.711 kilometers
- 1283.321 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).
How long does it take to fly from Alexandria to Helena?
The estimated flight time from Alexandria International Airport to Helena Regional Airport is 3 hours and 17 minutes.
What is the time difference between Alexandria and Helena?
The time difference between Alexandria and Helena is 1 hour. Helena is 1 hour behind Alexandria.
Flight carbon footprint between Alexandria International Airport (AEX) and Helena Regional Airport (HLN)
On average, flying from Alexandria to Helena generates about 178 kg of CO2 per passenger, and 178 kilograms equals 393 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Alexandria to Helena
See the map of the shortest flight path between Alexandria International Airport (AEX) and Helena Regional Airport (HLN).
Airport information
| Origin | Alexandria International Airport |
|---|---|
| City: | Alexandria, LA |
| Country: | United States  |
| IATA Code: | AEX |
| ICAO Code: | KAEX |
| Coordinates: | 31°19′38″N, 92°32′59″W |
| Destination | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |