How far is Phoenix, AZ, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Phoenix (Phoenix Sky Harbor International Airport) is 909 miles / 1463 kilometers / 790 nautical miles.
The driving distance from Helena (HLN) to Phoenix (PHX) is 1149 miles / 1849 kilometers, and travel time by car is about 20 hours 12 minutes.
Helena Regional Airport – Phoenix Sky Harbor International Airport
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Distance from Helena to Phoenix
There are several ways to calculate the distance from Helena to Phoenix. Here are two standard methods:
Vincenty's formula (applied above)- 908.832 miles
- 1462.623 kilometers
- 789.753 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- 910.134 miles
- 1464.719 kilometers
- 790.885 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 Phoenix?
The estimated flight time from Helena Regional Airport to Phoenix Sky Harbor International Airport is 2 hours and 13 minutes.
What is the time difference between Helena and Phoenix?
Flight carbon footprint between Helena Regional Airport (HLN) and Phoenix Sky Harbor International Airport (PHX)
On average, flying from Helena to Phoenix generates about 144 kg of CO2 per passenger, and 144 kilograms equals 318 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 Phoenix
See the map of the shortest flight path between Helena Regional Airport (HLN) and Phoenix Sky Harbor International Airport (PHX).
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 | Phoenix Sky Harbor International Airport |
|---|---|
| City: | Phoenix, AZ |
| Country: | United States |
| IATA Code: | PHX |
| ICAO Code: | KPHX |
| Coordinates: | 33°26′3″N, 112°0′43″W |