How far is Great Falls, MT, from Dubuque, IA?
The distance between Dubuque (Dubuque Regional Airport) and Great Falls (Great Falls International Airport) is 1068 miles / 1719 kilometers / 928 nautical miles.
The driving distance from Dubuque (DBQ) to Great Falls (GTF) is 1236 miles / 1989 kilometers, and travel time by car is about 23 hours 37 minutes.
Dubuque Regional Airport – Great Falls International Airport
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Distance from Dubuque to Great Falls
There are several ways to calculate the distance from Dubuque to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 1068.436 miles
- 1719.481 kilometers
- 928.445 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- 1065.848 miles
- 1715.316 kilometers
- 926.197 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 Great Falls?
The estimated flight time from Dubuque Regional Airport to Great Falls International Airport is 2 hours and 31 minutes.
What is the time difference between Dubuque and Great Falls?
The time difference between Dubuque and Great Falls is 1 hour. Great Falls is 1 hour behind Dubuque.
Flight carbon footprint between Dubuque Regional Airport (DBQ) and Great Falls International Airport (GTF)
On average, flying from Dubuque to Great Falls generates about 155 kg of CO2 per passenger, and 155 kilograms equals 342 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 Great Falls
See the map of the shortest flight path between Dubuque Regional Airport (DBQ) and Great Falls International Airport (GTF).
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 | Great Falls International Airport |
|---|---|
| City: | Great Falls, MT |
| Country: | United States |
| IATA Code: | GTF |
| ICAO Code: | KGTF |
| Coordinates: | 47°28′55″N, 111°22′15″W |