Air Miles Calculator

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

Flight distance from Greenville to Helena (Mid Delta Regional Airport – Helena Regional Airport) is 1427 miles / 2297 kilometers / 1240 nautical miles. Estimated flight time is 3 hours 12 minutes.

Driving distance from Greenville (GLH) to Helena (HLN) is 1883 miles / 3031 kilometers and travel time by car is about 31 hours 28 minutes.

Map of flight path and driving directions from Greenville to Helena.

Shortest flight path between Mid Delta Regional Airport (GLH) and Helena Regional Airport (HLN).

How far is Helena from Greenville?

There are several ways to calculate distances between Greenville and Helena. Here are two common 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 – the shortest distance between two points).

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

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, MS

 CST

Helena, MT

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 175 kg (386 pounds).

Frequent Flyer Miles Calculator

Greenville (GLH) → Helena (HLN).

Distance:
1427
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1427

Round trip?