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

Distance from Iona, SD to Delavan, KS

Distance

450 mi

Time

9 hours 21 mins

Gas Cost

$42 - $82

There are 366.94 miles from Iona to Delavan in southeast direction and 450 miles (724.20 kilometers) by car, following the US-81 route.

Iona and Delavan are 9 hours 21 mins far apart, if you drive non-stop .

This is the fastest route from Iona, SD to Delavan, KS.

Iona, SD and Delavan, KS are in the same time zone (CDT). Current time in both locations is 7:12 pm.

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Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Delavan, KS? 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 18.08 gallons of gas to cover the route between Iona, SD and Delavan, KS.

The estimated cost of gas to go from Iona to Delavan is $58.97.

During the route, an average car will release 354.16 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 Delavan, KS

If you want to meet halfway between Iona, SD and Delavan, KS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.259535 and -97.655801, or 41º 15' 34.326" N, 97º 39' 20.8836" W. This location is 225.06 miles away from Iona, SD and Delavan, KS and it would take approximately 4 hours 40 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Silver Creek, NE, situated 215 miles from Iona, SD and 236 miles from Delavan, KS. It would take 4 hours 45 mins to go from Iona to Silver Creek and 4 hours 38 mins to go from Delavan to Silver Creek.