How far is Des Moines, IA, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Des Moines (Des Moines International Airport) is 974 miles / 1568 kilometers / 846 nautical miles.
The driving distance from Helena (HLN) to Des Moines (DSM) is 1182 miles / 1902 kilometers, and travel time by car is about 21 hours 2 minutes.
Helena Regional Airport – Des Moines International Airport
Search flights
Distance from Helena to Des Moines
There are several ways to calculate the distance from Helena to Des Moines. 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 Helena to Des Moines?
The estimated flight time from Helena Regional Airport to Des Moines International Airport is 2 hours and 20 minutes.
What is the time difference between Helena and Des Moines?
The time difference between Helena and Des Moines is 1 hour. Des Moines is 1 hour ahead of Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Des Moines International Airport (DSM)
On average, flying from Helena to Des Moines 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 Helena to Des Moines
See the map of the shortest flight path between Helena Regional Airport (HLN) and Des Moines International Airport (DSM).
Airport information
| Origin | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States  |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |
| Destination | 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 |