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

Distance from Iona, SD to Ridge, MD

Distance

1,520 mi

Time

1 day 4 hours

Gas Cost

$142 - $275

There are 1,257.22 miles from Iona to Ridge in southeast direction and 1,520 miles (2,446.20 kilometers) by car, following the I-90 route.

Iona and Ridge are 1 day 4 hours far apart, if you drive non-stop .

This is the fastest route from Iona, SD to Ridge, MD. The halfway point is Rosemont, IL.

Please note the time difference between Iona, SD and Ridge, MD is 1 hour. The current time in Iona is 7:22 am and the current time in Ridge is 8:22 am.

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Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Ridge, MD? 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 61.05 gallons of gas to cover the route between Iona, SD and Ridge, MD.

The estimated cost of gas to go from Iona to Ridge is $199.14.

During the route, an average car will release 1,196.05 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 Ridge, MD

If you want to meet halfway between Iona, SD and Ridge, MD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.004318 and -87.882309, or 42º 0' 15.5448" N, 87º 52' 56.3124" W. This location is 760.04 miles away from Iona, SD and Ridge, MD and it would take approximately 14 hours 17 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Rosemont, IL, situated 730 miles from Iona, SD and 793 miles from Ridge, MD. It would take 10 hours 58 mins to go from Iona to Rosemont and 12 hours 39 mins to go from Ridge to Rosemont.

Major City Closest to Halfway Point

The major city closest to the halfway point between Iona, SD and Ridge, MD is Chicago, IL, situated 745 miles from Iona, SD and 776 miles from Ridge, MD. It would take 11 hours 9 mins to go from Iona to and 12 hours 19 mins to go from Ridge to Chicago.