Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Sioux City, IA (SUX)

Flight distance from Rock Springs to Sioux City (Southwest Wyoming Regional Airport – Sioux Gateway Airport) is 655 miles / 1053 kilometers / 569 nautical miles. Estimated flight time is 1 hour 44 minutes.

Driving distance from Rock Springs (RKS) to Sioux City (SUX) is 801 miles / 1289 kilometers and travel time by car is about 13 hours 11 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Sioux Gateway Airport (SUX).

How far is Sioux City from Rock Springs?

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

Vincenty's formula (applied above)
  • 654.593 miles
  • 1053.465 kilometers
  • 568.826 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
  • 652.899 miles
  • 1050.738 kilometers
  • 567.353 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 Southwest Wyoming Regional Airport
City: Rock Springs, WY
Country: United States Flag of United States
IATA Code: RKS
ICAO Code: KRKS
Coordinates: 41°35′39″N, 109°3′54″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 Rock Springs and Sioux City is 1 hour. Sioux City is 1 hour ahead of Rock Springs.

Time Difference

Rock Springs, WY

 MDT

Sioux City, IA

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 119 kg (263 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Sioux City (SUX).

Distance:
655
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
655

Round trip?