How far is Helena, MT, from Dubuque, IA?
The distance between Dubuque (Dubuque Regional Airport) and Helena (Helena Regional Airport) is 1087 miles / 1749 kilometers / 944 nautical miles.
The driving distance from Dubuque (DBQ) to Helena (HLN) is 1293 miles / 2081 kilometers, and travel time by car is about 22 hours 49 minutes.
Dubuque Regional Airport – Helena Regional Airport
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Distance from Dubuque to Helena
There are several ways to calculate the distance from Dubuque to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1086.791 miles
- 1749.021 kilometers
- 944.396 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- 1084.057 miles
- 1744.621 kilometers
- 942.020 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 Dubuque to Helena?
The estimated flight time from Dubuque Regional Airport to Helena Regional Airport is 2 hours and 33 minutes.
What is the time difference between Dubuque and Helena?
The time difference between Dubuque and Helena is 1 hour. Helena is 1 hour behind Dubuque.
Flight carbon footprint between Dubuque Regional Airport (DBQ) and Helena Regional Airport (HLN)
On average, flying from Dubuque to Helena generates about 156 kg of CO2 per passenger, and 156 kilograms equals 344 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Dubuque to Helena
See the map of the shortest flight path between Dubuque Regional Airport (DBQ) and Helena Regional Airport (HLN).
Airport information
| Origin | Dubuque Regional Airport |
|---|---|
| City: | Dubuque, IA |
| Country: | United States  |
| IATA Code: | DBQ |
| ICAO Code: | KDBQ |
| Coordinates: | 42°24′7″N, 90°42′34″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 |