Distance between cities › USA › South Dakota › Sioux Falls, SD › Distance from Sioux Falls to Grady Book Hotels

Distance from Sioux Falls, SD to Grady, OK

Distance

772 mi

Time

13 hours 56 mins

Gas Cost

$64 - $125

There are 659.97 miles from Sioux Falls to Grady in south direction and 772 miles (1,242.41 kilometers) by car, following the I-29 route.

Sioux Falls and Grady are 13 hours 56 mins far apart, if you drive non-stop .

This is the fastest route from Sioux Falls, SD to Grady, OK. The halfway point is Salina, KS.

Sioux Falls, SD and Grady, OK are in the same time zone (CDT). Current time in both locations is 1:19 am.

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Lowest Price Rental Cars in Sioux Falls, SD

Planning on renting a car to go from Sioux Falls, SD to Grady, OK? Here there are some offers to rent a car in Sioux Falls, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Sioux Falls »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 30.99 gallons of gas to cover the route between Sioux Falls, SD and Grady, OK.

The estimated cost of gas to go from Sioux Falls to Grady is $90.50.

During the route, an average car will release 607.24 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 $2.92 per gallon of regular gas. Price last updated on March 13, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Sioux Falls, SD and Grady, OK

If you want to meet halfway between Sioux Falls, SD and Grady, OK or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.823360 and -97.617531, or 38º 49' 24.096" N, 97º 37' 3.1116" W. This location is 385.88 miles away from Sioux Falls, SD and Grady, OK and it would take approximately 6 hours 58 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest city to the halfway point is Salina, KS, situated 381 miles from Sioux Falls, SD and 387 miles from Grady, OK. It would take 5 hours 59 mins to go from Sioux Falls to Salina and 6 hours 18 mins to go from Grady to Salina.