How far is Augusta, GA, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Augusta (Augusta Regional Airport) is 1820 miles / 2929 kilometers / 1582 nautical miles.
The driving distance from Helena (HLN) to Augusta (AGS) is 2214 miles / 3563 kilometers, and travel time by car is about 39 hours 58 minutes.
Helena Regional Airport – Augusta Regional Airport
Search flights
Distance from Helena to Augusta
There are several ways to calculate the distance from Helena to Augusta. Here are two standard methods:
Vincenty's formula (applied above)- 1820.010 miles
- 2929.022 kilometers
- 1581.545 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- 1817.283 miles
- 2924.633 kilometers
- 1579.175 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 Helena to Augusta?
The estimated flight time from Helena Regional Airport to Augusta Regional Airport is 3 hours and 56 minutes.
What is the time difference between Helena and Augusta?
The time difference between Helena and Augusta is 2 hours. Augusta is 2 hours ahead of Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Augusta Regional Airport (AGS)
On average, flying from Helena to Augusta generates about 202 kg of CO2 per passenger, and 202 kilograms equals 445 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Helena to Augusta
See the map of the shortest flight path between Helena Regional Airport (HLN) and Augusta Regional Airport (AGS).
Airport information
| Origin | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States  |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |
| Destination | Augusta Regional Airport |
|---|---|
| City: | Augusta, GA |
| Country: | United States |
| IATA Code: | AGS |
| ICAO Code: | KAGS |
| Coordinates: | 33°22′11″N, 81°57′52″W |