How far is Atlanta, GA, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Atlanta (Hartsfield–Jackson Atlanta International Airport) is 1699 miles / 2734 kilometers / 1476 nautical miles.
The driving distance from Helena (HLN) to Atlanta (ATL) is 2072 miles / 3334 kilometers, and travel time by car is about 37 hours 22 minutes.
Helena Regional Airport – Hartsfield–Jackson Atlanta International Airport
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Distance from Helena to Atlanta
There are several ways to calculate the distance from Helena to Atlanta. Here are two standard methods:
Vincenty's formula (applied above)- 1698.560 miles
- 2733.568 kilometers
- 1476.009 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- 1696.166 miles
- 2729.715 kilometers
- 1473.928 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 Atlanta?
The estimated flight time from Helena Regional Airport to Hartsfield–Jackson Atlanta International Airport is 3 hours and 42 minutes.
What is the time difference between Helena and Atlanta?
The time difference between Helena and Atlanta is 2 hours. Atlanta is 2 hours ahead of Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Hartsfield–Jackson Atlanta International Airport (ATL)
On average, flying from Helena to Atlanta generates about 193 kg of CO2 per passenger, and 193 kilograms equals 425 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 Atlanta
See the map of the shortest flight path between Helena Regional Airport (HLN) and Hartsfield–Jackson Atlanta International Airport (ATL).
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 | Hartsfield–Jackson Atlanta International Airport |
|---|---|
| City: | Atlanta, GA |
| Country: | United States |
| IATA Code: | ATL |
| ICAO Code: | KATL |
| Coordinates: | 33°38′12″N, 84°25′41″W |