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

Distance from Iona, SD to Lerna, IL

Distance

808 mi

Time

15 hours 33 mins

Gas Cost

$75 - $147

There are 643.06 miles from Iona to Lerna in southeast direction and 808 miles (1,300.35 kilometers) by car, following the I-80 route.

Iona and Lerna are 15 hours 33 mins far apart, if you drive non-stop .

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

Iona, SD and Lerna, IL are in the same time zone (CDT). Current time in both locations is 11:35 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Iona, SD to Lerna, IL:

Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Lerna, 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 32.47 gallons of gas to cover the route between Iona, SD and Lerna, IL.

The estimated cost of gas to go from Iona to Lerna is $105.91.

During the route, an average car will release 636.13 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 Lerna, IL

If you want to meet halfway between Iona, SD and Lerna, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.6525 and -93.70858, or 41º 39' 9" N, 93º 42' 30.888" W. This location is 404.24 miles away from Iona, SD and Lerna, IL and it would take approximately 7 hours 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 Johnston, IA, situated 404 miles from Iona, SD and 408 miles from Lerna, IL. It would take 8 hours 11 mins to go from Iona to Johnston and 7 hours 32 mins to go from Lerna to Johnston.

Major City Closest to Halfway Point

The major city closest to the halfway point between Iona, SD and Lerna, IL is Des Moines, IA, situated 404 miles from Iona, SD and 405 miles from Lerna, IL. It would take 8 hours 9 mins to go from Iona to Des Moines and 7 hours 28 mins to go from Lerna to Des Moines.