How far is Helena, MT, from Atlanta, GA?
The distance between Atlanta (Hartsfield–Jackson Atlanta International Airport) and Helena (Helena Regional Airport) is 1699 miles / 2734 kilometers / 1476 nautical miles.
The driving distance from Atlanta (ATL) to Helena (HLN) is 2069 miles / 3329 kilometers, and travel time by car is about 37 hours 21 minutes.
Hartsfield–Jackson Atlanta International Airport – Helena Regional Airport
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Distance from Atlanta to Helena
There are several ways to calculate the distance from Atlanta to Helena. 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 Atlanta to Helena?
The estimated flight time from Hartsfield–Jackson Atlanta International Airport to Helena Regional Airport is 3 hours and 42 minutes.
What is the time difference between Atlanta and Helena?
The time difference between Atlanta and Helena is 2 hours. Helena is 2 hours behind Atlanta.
Flight carbon footprint between Hartsfield–Jackson Atlanta International Airport (ATL) and Helena Regional Airport (HLN)
On average, flying from Atlanta to Helena 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 Atlanta to Helena
See the map of the shortest flight path between Hartsfield–Jackson Atlanta International Airport (ATL) and Helena Regional Airport (HLN).
Airport information
| Origin | 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 |
| 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 |