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

Distance from Iona, SD to Warren, RI

Distance

1,724 mi

Time

1 day 8 hours

Gas Cost

$161 - $312

There are 1,428.13 miles from Iona to Warren in east direction and 1,724 miles (2,774.51 kilometers) by car, following the I-90 route.

Iona and Warren are 1 day 8 hours far apart, if you drive non-stop .

This is the fastest route from Iona, SD to Warren, RI. The halfway point is Elkhart, IN.

Please note the time difference between Iona, SD and Warren, RI is 1 hour. The current time in Iona is 11:45 am and the current time in Warren is 12:45 pm.

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Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Warren, RI? 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 69.22 gallons of gas to cover the route between Iona, SD and Warren, RI.

The estimated cost of gas to go from Iona to Warren is $225.81.

During the route, an average car will release 1,356.26 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 Warren, RI

If you want to meet halfway between Iona, SD and Warren, RI or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.705357 and -85.940453, or 41º 42' 19.2852" N, 85º 56' 25.6308" W. This location is 861.85 miles away from Iona, SD and Warren, RI and it would take approximately 16 hours 7 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest city to the halfway point is Elkhart, IN, situated 855 miles from Iona, SD and 878 miles from Warren, RI. It would take 13 hours to go from Iona to Elkhart and 13 hours 49 mins to go from Warren to Elkhart.

Major City Closest to Halfway Point

The major city closest to the halfway point between Iona, SD and Warren, RI is South Bend, IN, situated 839 miles from Iona, SD and 892 miles from Warren, RI. It would take 12 hours 42 mins to go from Iona to and 13 hours 59 mins to go from Warren to South Bend.