Air Miles Calculator

Distance between Chicago, IL (MDW) and Sioux City, IA (SUX)

Flight distance from Chicago to Sioux City (Chicago Midway International Airport – Sioux Gateway Airport) is 446 miles / 717 kilometers / 387 nautical miles. Estimated flight time is 1 hour 20 minutes.

Driving distance from Chicago (MDW) to Sioux City (SUX) is 519 miles / 836 kilometers and travel time by car is about 9 hours 2 minutes.

Map of flight path and driving directions from Chicago to Sioux City.

Shortest flight path between Chicago Midway International Airport (MDW) and Sioux Gateway Airport (SUX).

How far is Sioux City from Chicago?

There are several ways to calculate distances between Chicago and Sioux City. Here are two common methods:

Vincenty's formula (applied above)
  • 445.569 miles
  • 717.073 kilometers
  • 387.189 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
  • 444.416 miles
  • 715.218 kilometers
  • 386.187 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 Chicago Midway International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: MDW
ICAO Code: KMDW
Coordinates: 41°47′9″N, 87°45′8″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

There is no time difference between Chicago and Sioux City.

Time Difference

Chicago, IL

 CDT

Sioux City, IA

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 91 kg (200 pounds).

Frequent Flyer Miles Calculator

Chicago (MDW) → Sioux City (SUX).

Distance:
446
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
446

Round trip?