Map of flight path and driving directions from Spokane to Sioux City.
Shortest flight path between Spokane International Airport (GEG) and Sioux Gateway Airport (SUX).
How far is Sioux City from Spokane?
There are several ways to calculate distances between Spokane and Sioux City. Here are two common methods:Vincenty's formula (applied above)
- 1092.687 miles
- 1758.509 kilometers
- 949.519 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
- 1090.039 miles
- 1754.247 kilometers
- 947.218 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).
Time difference and current local times
The time difference between Spokane and Sioux City is 2 hours. Sioux City is 2 hours ahead of Spokane.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 156 kg (345 pounds).
Frequent Flyer Miles Calculator
Spokane (GEG) → Sioux City (SUX).