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

Distance from Iona, SD to Compton, MD

Distance

1,503 mi

Time

1 day 4 hours

Gas Cost

$140 - $272

There are 1,236.95 miles from Iona to Compton in southeast direction and 1,503 miles (2,418.84 kilometers) by car, following the I-90 route.

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

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

Please note the time difference between Iona, SD and Compton, MD is 1 hour. The current time in Iona is 7:11 am and the current time in Compton is 8:11 am.

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Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Compton, 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 60.36 gallons of gas to cover the route between Iona, SD and Compton, MD.

The estimated cost of gas to go from Iona to Compton is $196.90.

During the route, an average car will release 1,182.64 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 Compton, MD

If you want to meet halfway between Iona, SD and Compton, MD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.038715 and -88.033966, or 42º 2' 19.374" N, 88º 2' 2.2776" W. This location is 751.52 miles away from Iona, SD and Compton, MD and it would take approximately 14 hours 6 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest city to the halfway point is Schaumburg, IL, situated 719 miles from Iona, SD and 789 miles from Compton, MD. It would take 10 hours 45 mins to go from Iona to Schaumburg and 12 hours 32 mins to go from Compton to Schaumburg.

Major City Closest to Halfway Point

The major city closest to the halfway point between Iona, SD and Compton, MD is Chicago, IL, situated 745 miles from Iona, SD and 759 miles from Compton, MD. It would take 11 hours 9 mins to go from Iona to and 12 hours 3 mins to go from Compton to Chicago.