How far is Helena, MT, from Altoona, PA?
The distance between Altoona (Altoona–Blair County Airport) and Helena (Helena Regional Airport) is 1734 miles / 2790 kilometers / 1507 nautical miles.
The driving distance from Altoona (AOO) to Helena (HLN) is 2027 miles / 3262 kilometers, and travel time by car is about 37 hours 0 minutes.
Altoona–Blair County Airport – Helena Regional Airport
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Distance from Altoona to Helena
There are several ways to calculate the distance from Altoona to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1733.797 miles
- 2790.275 kilometers
- 1506.628 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- 1729.509 miles
- 2783.375 kilometers
- 1502.902 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 Altoona to Helena?
The estimated flight time from Altoona–Blair County Airport to Helena Regional Airport is 3 hours and 46 minutes.
What is the time difference between Altoona and Helena?
The time difference between Altoona and Helena is 2 hours. Helena is 2 hours behind Altoona.
Flight carbon footprint between Altoona–Blair County Airport (AOO) and Helena Regional Airport (HLN)
On average, flying from Altoona to Helena generates about 195 kg of CO2 per passenger, and 195 kilograms equals 430 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Altoona to Helena
See the map of the shortest flight path between Altoona–Blair County Airport (AOO) and Helena Regional Airport (HLN).
Airport information
| Origin | Altoona–Blair County Airport |
|---|---|
| City: | Altoona, PA |
| Country: | United States  |
| IATA Code: | AOO |
| ICAO Code: | KAOO |
| Coordinates: | 40°17′47″N, 78°19′11″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 |