Distance between cities › USA › South Dakota › Dewey, SD › Distance from Dewey to Randolph Book Hotels

Distance from Dewey, SD to Randolph, KS

Distance

628 mi

Time

12 hours 9 mins

Gas Cost

$59 - $114

There are 471.18 miles from Dewey to Randolph in southeast direction and 628 miles (1,010.67 kilometers) by car, following the I-80 route.

Dewey and Randolph are 12 hours 9 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Randolph, KS.

Please note the time difference between Dewey, SD and Randolph, KS is 1 hour. The current time in Dewey is 7:44 am and the current time in Randolph is 8:44 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Randolph, KS? Here there are some offers to rent a car in Dewey, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dewey »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 25.22 gallons of gas to cover the route between Dewey, SD and Randolph, KS.

The estimated cost of gas to go from Dewey to Randolph is $82.28.

During the route, an average car will release 494.16 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 Dewey, SD and Randolph, KS

If you want to meet halfway between Dewey, SD and Randolph, KS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.108915 and -100.749225, or 41º 6' 32.094" N, 100º 44' 57.21" W. This location is 314.02 miles away from Dewey, SD and Randolph, KS and it would take approximately 6 hours 4 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is North Platte, NE, situated 318 miles from Dewey, SD and 315 miles from Randolph, KS. It would take 6 hours 36 mins to go from Dewey to North Platte and 5 hours 42 mins to go from Randolph to North Platte.