Air Miles Calculator

Distance between Greenville, MS (GLH) and Helena, MT (HLN)

Distance from Greenville to Helena (Helena Regional Airport – Mid Delta Regional Airport) is 1427 miles / 2297 kilometers / 1240 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1427.177 miles
  • 2296.819 kilometers
  • 1240.183 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
  • 1425.875 miles
  • 2294.723 kilometers
  • 1239.052 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Mid Delta Regional Airport (GLH) to Helena Regional Airport (HLN) is 3 hours 12 minutes.

Time difference and current local times

The time difference between Greenville and Helena is 1 hour. Helena is 1 hour behind Greenville.

Time Difference

Greenville
Helena

Greenville, MS

 CST

Helena, MT

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 177 kg (390 pounds).

Airport information


A Mid Delta Regional Airport
City: Greenville, MS
Country: United States Flag of United States
IATA Code: GLH
ICAO Code: KGLH
Coordinates: 33°28′58″N, 90°59′8″W

B Helena Regional Airport
City: Helena, MT
Country: United States Flag of United States
IATA Code: HLN
ICAO Code: KHLN
Coordinates: 46°36′24″N, 111°58′58″W

Map

Greenville to Helena flight map.

Frequent Flyer Miles Calculator

Greenville (GLH) → Helena (HLN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1427
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1427

Round trip?