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

Distance from Iona, SD to Allendale, IL

Distance

891 mi

Time

17 hours 25 mins

Gas Cost

$83 - $161

There are 702.06 miles from Iona to Allendale in southeast direction and 891 miles (1,433.93 kilometers) by car, following the I-70 and US-40 route.

Iona and Allendale are 17 hours 25 mins far apart, if you drive non-stop .

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

Iona, SD and Allendale, IL are in the same time zone (CDT). Current time in both locations is 3:37 pm.

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Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Allendale, 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 35.77 gallons of gas to cover the route between Iona, SD and Allendale, IL.

The estimated cost of gas to go from Iona to Allendale is $116.70.

During the route, an average car will release 700.90 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 Allendale, IL

If you want to meet halfway between Iona, SD and Allendale, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.346281 and -94.749908, or 39º 20' 46.6116" N, 94º 44' 59.6688" W. This location is 445.39 miles away from Iona, SD and Allendale, IL and it would take approximately 8 hours 42 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Platte City, MO, situated 458 miles from Iona, SD and 433 miles from Allendale, IL. It would take 9 hours 7 mins to go from Iona to Platte City and 8 hours 21 mins to go from Allendale to Platte City.

Major City Closest to Halfway Point

The major city closest to the halfway point between Iona, SD and Allendale, IL is Kansas City, MO, situated 482 miles from Iona, SD and 405 miles from Allendale, IL. It would take 9 hours 35 mins to go from Iona to Kansas City and 7 hours 51 mins to go from Allendale to Kansas City.