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

Distance from Iona, SD to Halethorpe, MD

Distance

1,442 mi

Time

1 day 2 hours

Gas Cost

$134 - $261

There are 1,211.38 miles from Iona to Halethorpe in southeast direction and 1,442 miles (2,320.67 kilometers) by car, following the I-90 route.

Iona and Halethorpe are 1 day 2 hours far apart, if you drive non-stop .

This is the fastest route from Iona, SD to Halethorpe, MD. The halfway point is Sleepy Hollow, IL.

Please note the time difference between Iona, SD and Halethorpe, MD is 1 hour. The current time in Iona is 1:06 pm and the current time in Halethorpe is 2:06 pm.

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Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Halethorpe, 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 57.92 gallons of gas to cover the route between Iona, SD and Halethorpe, MD.

The estimated cost of gas to go from Iona to Halethorpe is $188.94.

During the route, an average car will release 1,134.79 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 Halethorpe, MD

If you want to meet halfway between Iona, SD and Halethorpe, MD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.106293 and -88.331917, or 42º 6' 22.6548" N, 88º 19' 54.9012" W. This location is 721.12 miles away from Iona, SD and Halethorpe, MD and it would take approximately 13 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 Sleepy Hollow, IL, situated 709 miles from Iona, SD and 745 miles from Halethorpe, MD. It would take 10 hours 37 mins to go from Iona to Sleepy Hollow and 11 hours 23 mins to go from Halethorpe to Sleepy Hollow.

Major City Closest to Halfway Point

The major city closest to the halfway point between Iona, SD and Halethorpe, MD is Aurora, IL, situated 736 miles from Iona, SD and 744 miles from Halethorpe, MD. It would take 11 hours 1 min to go from Iona to and 11 hours 24 mins to go from Halethorpe to Aurora.