How far is Sioux City, IA, from Great Falls, MT?
The distance between Great Falls (Great Falls International Airport) and Sioux City (Sioux Gateway Airport) is 813 miles / 1308 kilometers / 706 nautical miles.
The driving distance from Great Falls (GTF) to Sioux City (SUX) is 974 miles / 1568 kilometers, and travel time by car is about 18 hours 35 minutes.
Great Falls International Airport – Sioux Gateway Airport
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Distance from Great Falls to Sioux City
There are several ways to calculate the distance from Great Falls to Sioux City. Here are two standard methods:
Vincenty's formula (applied above)- 812.566 miles
- 1307.698 kilometers
- 706.101 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- 810.813 miles
- 1304.877 kilometers
- 704.577 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 Great Falls to Sioux City?
The estimated flight time from Great Falls International Airport to Sioux Gateway Airport is 2 hours and 2 minutes.
What is the time difference between Great Falls and Sioux City?
Flight carbon footprint between Great Falls International Airport (GTF) and Sioux Gateway Airport (SUX)
On average, flying from Great Falls to Sioux City generates about 136 kg of CO2 per passenger, and 136 kilograms equals 300 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Great Falls to Sioux City
See the map of the shortest flight path between Great Falls International Airport (GTF) and Sioux Gateway Airport (SUX).
Airport information
| Origin | 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 |
| Destination | Sioux Gateway Airport |
|---|---|
| City: | Sioux City, IA |
| Country: | United States |
| IATA Code: | SUX |
| ICAO Code: | KSUX |
| Coordinates: | 42°24′9″N, 96°23′3″W |