Air Miles Calculator

Distance between Des Moines, IA (DSM) and Helena, MT (HLN)

Distance from Des Moines to Helena (Des Moines International Airport – Helena Regional Airport) is 974 miles / 1568 kilometers / 846 nautical miles.

How far is Helena from Des Moines?

There are several ways to calculate distances between Des Moines and Helena. Here are two common methods:

Vincenty's formula (applied above)
  • 974.061 miles
  • 1567.600 kilometers
  • 846.436 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
  • 971.835 miles
  • 1564.017 kilometers
  • 844.502 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).

Flight duration

Estimated flight time from Des Moines International Airport (DSM) to Helena Regional Airport (HLN) is 2 hours 20 minutes.

Time difference and current local times

The time difference between Des Moines and Helena is 1 hour. Helena is 1 hour behind Des Moines.

Time Difference

Des Moines
Helena

Des Moines, IA

 CST

Helena, MT

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 149 kg (329 pounds).

Airport information


A Des Moines International Airport
City: Des Moines, IA
Country: United States Flag of United States
IATA Code: DSM
ICAO Code: KDSM
Coordinates: 41°32′2″N, 93°39′47″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

Des Moines to Helena flight map.

Frequent Flyer Miles Calculator

Des Moines (DSM) → Helena (HLN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
974
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
974

Round trip?