Air Miles Calculator

Distance between Spokane, WA (GEG) and Sioux City, IA (SUX)

Flight distance from Spokane to Sioux City (Spokane International Airport – Sioux Gateway Airport) is 1093 miles / 1759 kilometers / 950 nautical miles. Estimated flight time is 2 hours 34 minutes.

Driving distance from Spokane (GEG) to Sioux City (SUX) is 1350 miles / 2172 kilometers and travel time by car is about 21 hours 9 minutes.

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).

Airport information


A Spokane International Airport
City: Spokane, WA
Country: United States Flag of United States
IATA Code: GEG
ICAO Code: KGEG
Coordinates: 47°37′11″N, 117°32′2″W

B 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

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.

Time Difference

Spokane, WA

 PST

Sioux City, IA

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 156 kg (345 pounds).

Frequent Flyer Miles Calculator

Spokane (GEG) → Sioux City (SUX).

Distance:
1093
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1093

Round trip?