Distance between cities › USA › South Dakota › Iona, SD › Distance from Iona to Roscoe Book Hotels

Distance from Iona, SD to Roscoe, SD

Distance

219 mi

Time

4 hours 31 mins

Gas Cost

$20 - $38

There are 128.20 miles from Iona to Roscoe in north direction and 219 miles (352.45 kilometers) by car, following the US-83 route.

Iona and Roscoe are 4 hours 31 mins far apart, if you drive non-stop .

This is the fastest route from Iona, SD to Roscoe, SD. The halfway point is Gann Valley, SD.

Iona, SD and Roscoe, SD are in the same time zone (CDT). Current time in both locations is 11:33 am.

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Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Roscoe, SD? Here there are some offers to rent a car in Iona, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Iona »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 8.78 gallons of gas to cover the route between Iona, SD and Roscoe, SD.

The estimated cost of gas to go from Iona to Roscoe is $27.51.

During the route, an average car will release 171.95 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 $3.14 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Iona, SD and Roscoe, SD

If you want to meet halfway between Iona, SD and Roscoe, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.248909 and -98.987061, or 44º 14' 56.0724" N, 98º 59' 13.4196" W. This location is 109.27 miles away from Iona, SD and Roscoe, SD and it would take approximately 2 hours 15 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Gann Valley, SD, situated 82 miles from Iona, SD and 117 miles from Roscoe, SD. It would take 1 hour 57 mins to go from Iona to Gann Valley and 2 hours 57 mins to go from Roscoe to Gann Valley.