Air Miles Calculator

Distance between Sioux City, IA (SUX) and Great Falls, MT (GTF)

Distance from Sioux City to Great Falls (Sioux Gateway Airport – Great Falls International Airport) is 813 miles / 1308 kilometers / 706 nautical miles.

How far is Great Falls from Sioux City?

There are several ways to calculate distances between Sioux City and Great Falls. Here are two common 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 earth.

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).

Flight duration

Estimated flight time from Sioux Gateway Airport (SUX) to Great Falls International Airport (GTF) is 2 hours 2 minutes.

Time difference and current local times

The time difference between Sioux City and Great Falls is 1 hour. Great Falls is 1 hour behind Sioux City.

Time Difference

Sioux City
Great Falls

Sioux City, IA

 CST

Great Falls, MT

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 136 kg (300 pounds).

Airport information


A Sioux Gateway Airport
City: Sioux City, IA
Country: United States Flag of United States
IATA Code: SUX
ICAO Code: KSUX
Coordinates: 42°24′9″N, 96°23′3″W

B Great Falls International Airport
City: Great Falls, MT
Country: United States Flag of United States
IATA Code: GTF
ICAO Code: KGTF
Coordinates: 47°28′55″N, 111°22′15″W

Map

Sioux City to Great Falls flight map.

Frequent Flyer Miles Calculator

Sioux City (SUX) → Great Falls (GTF).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
813
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
813

Round trip?