Distance between cities › USA › Texas › Rosharon, TX › Distance from Rosharon to Iona Book Hotels

Distance from Rosharon, TX to Iona, SD

Distance

1,113 mi

Time

20 hours 43 mins

Gas Cost

$102 - $198

There are 1,007.86 miles from Rosharon to Iona in northwest direction and 1,113 miles (1,791.20 kilometers) by car, following the I-45 route.

Rosharon and Iona are 20 hours 43 mins far apart, if you drive non-stop .

This is the fastest route from Rosharon, TX to Iona, SD.

Rosharon, TX and Iona, SD are in the same time zone (CDT). Current time in both locations is 8:38 pm.

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Lowest Price Rental Cars in Rosharon, TX

Planning on renting a car to go from Rosharon, TX to Iona, SD? Here there are some offers to rent a car in Rosharon, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Rosharon »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 44.71 gallons of gas to cover the route between Rosharon, TX and Iona, SD.

The estimated cost of gas to go from Rosharon to Iona is $143.26.

During the route, an average car will release 875.99 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Rosharon, TX and Iona, SD

If you want to meet halfway between Rosharon, TX and Iona, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.741215 and -97.345756, or 36º 44' 28.374" N, 97º 20' 44.7216" W. This location is 556.66 miles away from Rosharon, TX and Iona, SD and it would take approximately 10 hours 21 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Tonkawa, OK, situated 564 miles from Rosharon, TX and 553 miles from Iona, SD. It would take 10 hours 3 mins to go from Rosharon to Tonkawa and 10 hours 49 mins to go from Iona to Tonkawa.

Major Cities Along the Route

Some major cities along the route include Norman, OK, Carrollton, TX, Dallas, TX, Lewisville, TX, Denton, TX, Wichita, KS, The Woodlands, TX, Oklahoma City, OK and Houston, TX.