How far is Helena, MT, from Allentown, PA?
The distance between Allentown (Lehigh Valley International Airport) and Helena (Helena Regional Airport) is 1860 miles / 2994 kilometers / 1617 nautical miles.
The driving distance from Allentown (ABE) to Helena (HLN) is 2199 miles / 3539 kilometers, and travel time by car is about 39 hours 43 minutes.
Lehigh Valley International Airport – Helena Regional Airport
Search flights
Distance from Allentown to Helena
There are several ways to calculate the distance from Allentown to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1860.301 miles
- 2993.865 kilometers
- 1616.558 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- 1855.585 miles
- 2986.275 kilometers
- 1612.459 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 Allentown to Helena?
The estimated flight time from Lehigh Valley International Airport to Helena Regional Airport is 4 hours and 1 minutes.
What is the time difference between Allentown and Helena?
The time difference between Allentown and Helena is 2 hours. Helena is 2 hours behind Allentown.
Flight carbon footprint between Lehigh Valley International Airport (ABE) and Helena Regional Airport (HLN)
On average, flying from Allentown to Helena generates about 205 kg of CO2 per passenger, and 205 kilograms equals 452 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Allentown to Helena
See the map of the shortest flight path between Lehigh Valley International Airport (ABE) and Helena Regional Airport (HLN).
Airport information
| Origin | Lehigh Valley International Airport |
|---|---|
| City: | Allentown, PA |
| Country: | United States  |
| IATA Code: | ABE |
| ICAO Code: | KABE |
| Coordinates: | 40°39′7″N, 75°26′26″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 |