How far is Helena from Tucson?
There are several ways to calculate distances between Tucson and Helena. Here are two common methods:Vincenty's formula (applied above)
- 1001.199 miles
- 1611.274 kilometers
- 870.018 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
- 1002.733 miles
- 1613.743 kilometers
- 871.351 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).
Estimated flight time from Tucson International Airport (TUS) to Helena Regional Airport (HLN) is 2 hours 23 minutes.
Time difference and current local times
The time difference between Tucson and Helena is 1 hour. Helena is 1 hour ahead of Tucson.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 151 kg (333 pounds).
Tucson to Helena flight path
Shortest flight path between Tucson International Airport (TUS) and Helena Regional Airport (HLN).
Frequent Flyer Miles Calculator
Tucson (TUS) → Helena (HLN).