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

Distance from Dewey, SD to Kennebec, SD

Distance

269 mi

Time

5 hours 7 mins

Gas Cost

$24 - $47

There are 210.26 miles from Dewey to Kennebec in east direction and 269 miles (432.91 kilometers) by car, following the I-90 and US-14 route.

Dewey and Kennebec are 5 hours 7 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Kennebec, SD. The halfway point is Wall, SD.

Please note the time difference between Dewey, SD and Kennebec, SD is 1 hour. The current time in Dewey is 3:09 am and the current time in Kennebec is 4:09 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Kennebec, SD? 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 10.80 gallons of gas to cover the route between Dewey, SD and Kennebec, SD.

The estimated cost of gas to go from Dewey to Kennebec is $33.85.

During the route, an average car will release 211.53 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 $3.14 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Dewey, SD and Kennebec, SD

If you want to meet halfway between Dewey, SD and Kennebec, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.986561 and -102.238503, or 43º 59' 11.6196" N, 102º 14' 18.6108" W. This location is 134.42 miles away from Dewey, SD and Kennebec, SD and it would take approximately 2 hours 33 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Wall, SD, situated 145 miles from Dewey, SD and 126 miles from Kennebec, SD. It would take 2 hours 50 mins to go from Dewey to Wall and 1 hour 38 mins to go from Kennebec to Wall.