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

Distance from Iona, SD to Benson, UT

Distance

880 mi

Time

16 hours 25 mins

Gas Cost

$82 - $160

There are 647.88 miles from Iona to Benson in southwest direction and 880 miles (1,416.22 kilometers) by car, following the I-90 route.

Iona and Benson are 16 hours 25 mins far apart, if you drive non-stop .

This is the fastest route from Iona, SD to Benson, UT.

Please note the time difference between Iona, SD and Benson, UT is 1 hour. The current time in Iona is 5:56 am and the current time in Benson is 4:56 am.

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Lowest Price Rental Cars in Iona, SD

Planning on renting a car to go from Iona, SD to Benson, UT? 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 35.35 gallons of gas to cover the route between Iona, SD and Benson, UT.

The estimated cost of gas to go from Iona to Benson is $115.32.

During the route, an average car will release 692.61 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 Benson, UT

If you want to meet halfway between Iona, SD and Benson, UT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.816433 and -105.703751, or 42º 48' 59.1588" N, 105º 42' 13.5036" W. This location is 440.13 miles away from Iona, SD and Benson, UT and it would take approximately 8 hours 12 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Glenrock, WY, situated 449 miles from Iona, SD and 433 miles from Benson, UT. It would take 8 hours 21 mins to go from Iona to Glenrock and 8 hours 10 mins to go from Benson to Glenrock.