Map of flight path and driving directions from Bangor to Helena.
Shortest flight path between Bangor International Airport (BGR) and Helena Regional Airport (HLN).
How far is Helena from Bangor?
There are several ways to calculate distances between Bangor and Helena. Here are two common methods:Vincenty's formula (applied above)
- 2065.606 miles
- 3324.270 kilometers
- 1794.962 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 2059.783 miles
- 3314.900 kilometers
- 1789.903 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).
Time difference and current local times
The time difference between Bangor and Helena is 2 hours. Helena is 2 hours behind Bangor.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 225 kg (496 pounds).
Frequent Flyer Miles Calculator
Bangor (BGR) → Helena (HLN).