Distance between cities › USA › South Dakota › Sioux Falls, SD › Distance from Sioux Falls to Irwin Book Hotels

Distance from Sioux Falls, SD to Irwin, IA

Distance

180 mi

Time

3 hours 33 mins

Gas Cost

$17 - $33

There are 143.78 miles from Sioux Falls to Irwin in southeast direction and 180 miles (289.68 kilometers) by car, following the I-29 route.

Sioux Falls and Irwin are 3 hours 33 mins far apart, if you drive non-stop .

This is the fastest route from Sioux Falls, SD to Irwin, IA. The halfway point is Sergeant Bluff, IA.

Sioux Falls, SD and Irwin, IA are in the same time zone (CDT). Current time in both locations is 12:06 am.

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Lowest Price Rental Cars in Sioux Falls, SD

Planning on renting a car to go from Sioux Falls, SD to Irwin, IA? Here there are some offers to rent a car in Sioux Falls, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Sioux Falls »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 7.21 gallons of gas to cover the route between Sioux Falls, SD and Irwin, IA.

The estimated cost of gas to go from Sioux Falls to Irwin is $23.52.

During the route, an average car will release 141.27 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Sioux Falls, SD and Irwin, IA

If you want to meet halfway between Sioux Falls, SD and Irwin, IA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.383171 and -96.358353, or 42º 22' 59.4156" N, 96º 21' 30.0708" W. This location is 89.77 miles away from Sioux Falls, SD and Irwin, IA and it would take approximately 1 hour 46 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sergeant Bluff, IA, situated 93 miles from Sioux Falls, SD and 88 miles from Irwin, IA. It would take 1 hour 19 mins to go from Sioux Falls to Sergeant Bluff and 2 hours 1 min to go from Irwin to Sergeant Bluff.