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

Distance from Iona, SD to Ohlman, IL

Distance

768 mi

Time

15 hours 12 mins

Gas Cost

$72 - $139

There are 603.26 miles from Iona to Ohlman in southeast direction and 768 miles (1,235.98 kilometers) by car, following the US-36 route.

Iona and Ohlman are 15 hours 12 mins far apart, if you drive non-stop .

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

Iona, SD and Ohlman, IL are in the same time zone (CDT). Current time in both locations is 11:37 am.

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Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Ohlman, 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 30.86 gallons of gas to cover the route between Iona, SD and Ohlman, IL.

The estimated cost of gas to go from Iona to Ohlman is $100.67.

During the route, an average car will release 604.65 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 Ohlman, IL

If you want to meet halfway between Iona, SD and Ohlman, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.079868 and -95.207242, or 40º 4' 47.5248" N, 95º 12' 26.0712" W. This location is 384.23 miles away from Iona, SD and Ohlman, IL and it would take approximately 7 hours 36 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mound City, MO, situated 394 miles from Iona, SD and 376 miles from Ohlman, IL. It would take 7 hours 57 mins to go from Iona to Mound City and 7 hours 18 mins to go from Ohlman to Mound City.