How far is Erie, PA, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Erie (Erie International Airport) is 1595 miles / 2567 kilometers / 1386 nautical miles.
The driving distance from Helena (HLN) to Erie (ERI) is 1902 miles / 3061 kilometers, and travel time by car is about 34 hours 19 minutes.
Helena Regional Airport – Erie International Airport
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Distance from Helena to Erie
There are several ways to calculate the distance from Helena to Erie. Here are two standard methods:
Vincenty's formula (applied above)- 1595.256 miles
- 2567.316 kilometers
- 1386.240 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- 1591.079 miles
- 2560.593 kilometers
- 1382.610 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 Erie?
The estimated flight time from Helena Regional Airport to Erie International Airport is 3 hours and 31 minutes.
What is the time difference between Helena and Erie?
The time difference between Helena and Erie is 2 hours. Erie is 2 hours ahead of Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Erie International Airport (ERI)
On average, flying from Helena to Erie generates about 186 kg of CO2 per passenger, and 186 kilograms equals 409 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 Erie
See the map of the shortest flight path between Helena Regional Airport (HLN) and Erie International Airport (ERI).
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 | Erie International Airport |
|---|---|
| City: | Erie, PA |
| Country: | United States |
| IATA Code: | ERI |
| ICAO Code: | KERI |
| Coordinates: | 42°4′55″N, 80°10′34″W |