Distance between cities › USA › South Dakota › Keyapaha, SD › Distance from Keyapaha to Oark Book Hotels

Distance from Keyapaha, SD to Oark, AR

Distance

785 mi

Time

16 hours 6 mins

Gas Cost

$73 - $142

There are 620.60 miles from Keyapaha to Oark in southeast direction and 785 miles (1,263.34 kilometers) by car, following the I-29 route.

Keyapaha and Oark are 16 hours 6 mins far apart, if you drive non-stop .

This is the fastest route from Keyapaha, SD to Oark, AR.

Keyapaha, SD and Oark, AR are in the same time zone (CDT). Current time in both locations is 2:40 pm.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Oark, AR? Here there are some offers to rent a car in Keyapaha, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Keyapaha »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 31.54 gallons of gas to cover the route between Keyapaha, SD and Oark, AR.

The estimated cost of gas to go from Keyapaha to Oark is $102.89.

During the route, an average car will release 617.97 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 Keyapaha, SD and Oark, AR

If you want to meet halfway between Keyapaha, SD and Oark, AR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.479663 and -95.593756, or 40º 28' 46.7868" N, 95º 35' 37.5216" W. This location is 392.70 miles away from Keyapaha, SD and Oark, AR and it would take approximately 8 hours 3 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Watson, MO, situated 371 miles from Keyapaha, SD and 417 miles from Oark, AR. It would take 7 hours 46 mins to go from Keyapaha to Watson and 8 hours 28 mins to go from Oark to Watson.