How far is Helena, MT, from White Plains, NY?
The distance between White Plains (Westchester County Airport) and Helena (Helena Regional Airport) is 1931 miles / 3107 kilometers / 1678 nautical miles.
The driving distance from White Plains (HPN) to Helena (HLN) is 2284 miles / 3676 kilometers, and travel time by car is about 41 hours 27 minutes.
Westchester County Airport – Helena Regional Airport
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Distance from White Plains to Helena
There are several ways to calculate the distance from White Plains to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1930.792 miles
- 3107.308 kilometers
- 1677.812 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- 1925.806 miles
- 3099.284 kilometers
- 1673.480 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 White Plains to Helena?
The estimated flight time from Westchester County Airport to Helena Regional Airport is 4 hours and 9 minutes.
What is the time difference between White Plains and Helena?
Flight carbon footprint between Westchester County Airport (HPN) and Helena Regional Airport (HLN)
On average, flying from White Plains to Helena generates about 211 kg of CO2 per passenger, and 211 kilograms equals 465 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from White Plains to Helena
See the map of the shortest flight path between Westchester County Airport (HPN) and Helena Regional Airport (HLN).
Airport information
Origin | Westchester County Airport |
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City: | White Plains, NY |
Country: | United States ![]() |
IATA Code: | HPN |
ICAO Code: | KHPN |
Coordinates: | 41°4′1″N, 73°42′27″W |
Destination | Helena Regional Airport |
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City: | Helena, MT |
Country: | United States ![]() |
IATA Code: | HLN |
ICAO Code: | KHLN |
Coordinates: | 46°36′24″N, 111°58′58″W |