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

Distance from Dewey, SD to Alco, AR

Distance

1,039 mi

Time

20 hours 13 mins

Gas Cost

$97 - $188

There are 813.40 miles from Dewey to Alco in southeast direction and 1,039 miles (1,672.11 kilometers) by car, following the I-80 route.

Dewey and Alco are 20 hours 13 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Alco, AR. The halfway point is Elk Point, SD.

Please note the time difference between Dewey, SD and Alco, AR is 1 hour. The current time in Dewey is 12:19 pm and the current time in Alco is 1:19 pm.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Alco, AR? 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 41.73 gallons of gas to cover the route between Dewey, SD and Alco, AR.

The estimated cost of gas to go from Dewey to Alco is $136.11.

During the route, an average car will release 817.48 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 Alco, AR

If you want to meet halfway between Dewey, SD and Alco, AR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.669949 and -96.635048, or 42º 40' 11.8164" N, 96º 38' 6.1728" W. This location is 519.48 miles away from Dewey, SD and Alco, AR and it would take approximately 10 hours 6 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Elk Point, SD, situated 496 miles from Dewey, SD and 603 miles from Alco, AR. It would take 7 hours 20 mins to go from Dewey to Elk Point and 10 hours 3 mins to go from Alco to Elk Point.