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

Distance from Iona, SD to Prentice, IL

Distance

705 mi

Time

13 hours 50 mins

Gas Cost

$66 - $128

There are 547.29 miles from Iona to Prentice in southeast direction and 705 miles (1,134.59 kilometers) by car, following the US-36 route.

Iona and Prentice are 13 hours 50 mins far apart, if you drive non-stop .

This is the fastest route from Iona, SD to Prentice, IL.

Iona, SD and Prentice, IL 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 Prentice, IL? 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 28.29 gallons of gas to cover the route between Iona, SD and Prentice, IL.

The estimated cost of gas to go from Iona to Prentice is $92.29.

During the route, an average car will release 554.32 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 Iona, SD and Prentice, IL

If you want to meet halfway between Iona, SD and Prentice, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.462341 and -95.586962, or 40º 27' 44.4276" N, 95º 35' 13.0632" W. This location is 352.25 miles away from Iona, SD and Prentice, IL and it would take approximately 6 hours 55 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Watson, MO, situated 363 miles from Iona, SD and 344 miles from Prentice, IL. It would take 7 hours 25 mins to go from Iona to Watson and 6 hours 32 mins to go from Prentice to Watson.