How far is Helena, MT, from Des Moines, IA?
The distance between Des Moines (Des Moines International Airport) and Helena (Helena Regional Airport) is 974 miles / 1568 kilometers / 846 nautical miles.
The driving distance from Des Moines (DSM) to Helena (HLN) is 1182 miles / 1903 kilometers, and travel time by car is about 20 hours 53 minutes.
Des Moines International Airport – Helena Regional Airport
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Distance from Des Moines to Helena
There are several ways to calculate the distance from Des Moines to Helena. Here are two standard 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 planet.
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).
How long does it take to fly from Des Moines to Helena?
The estimated flight time from Des Moines International Airport to Helena Regional Airport is 2 hours and 20 minutes.
What is the time difference between Des Moines and Helena?
The time difference between Des Moines and Helena is 1 hour. Helena is 1 hour behind Des Moines.
Flight carbon footprint between Des Moines International Airport (DSM) and Helena Regional Airport (HLN)
On average, flying from Des Moines to Helena generates about 149 kg of CO2 per passenger, and 149 kilograms equals 329 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Des Moines to Helena
See the map of the shortest flight path between Des Moines International Airport (DSM) and Helena Regional Airport (HLN).
Airport information
| Origin | Des Moines International Airport |
|---|---|
| City: | Des Moines, IA |
| Country: | United States  |
| IATA Code: | DSM |
| ICAO Code: | KDSM |
| Coordinates: | 41°32′2″N, 93°39′47″W |
| Destination | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |