How far is Helena, MT, from Williamsport, PA?
The distance between Williamsport (Williamsport Regional Airport) and Helena (Helena Regional Airport) is 1773 miles / 2853 kilometers / 1541 nautical miles.
The driving distance from Williamsport (IPT) to Helena (HLN) is 2086 miles / 3357 kilometers, and travel time by car is about 37 hours 38 minutes.
Williamsport Regional Airport – Helena Regional Airport
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Distance from Williamsport to Helena
There are several ways to calculate the distance from Williamsport to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1772.950 miles
- 2853.286 kilometers
- 1540.651 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- 1768.389 miles
- 2845.946 kilometers
- 1536.688 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 Williamsport to Helena?
The estimated flight time from Williamsport Regional Airport to Helena Regional Airport is 3 hours and 51 minutes.
What is the time difference between Williamsport and Helena?
Flight carbon footprint between Williamsport Regional Airport (IPT) and Helena Regional Airport (HLN)
On average, flying from Williamsport to Helena generates about 198 kg of CO2 per passenger, and 198 kilograms equals 436 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Williamsport to Helena
See the map of the shortest flight path between Williamsport Regional Airport (IPT) and Helena Regional Airport (HLN).
Airport information
| Origin | Williamsport Regional Airport |
|---|---|
| City: | Williamsport, PA |
| Country: | United States  |
| IATA Code: | IPT |
| ICAO Code: | KIPT |
| Coordinates: | 41°14′30″N, 76°55′15″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 |