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

Distance from Dewey, SD to Gateway, AR

Distance

947 mi

Time

18 hours 15 mins

Gas Cost

$88 - $172

There are 722.08 miles from Dewey to Gateway in southeast direction and 947 miles (1,524.05 kilometers) by car, following the I-80 route.

Dewey and Gateway are 18 hours 15 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Gateway, AR.

Please note the time difference between Dewey, SD and Gateway, AR is 1 hour. The current time in Dewey is 3:17 am and the current time in Gateway is 4:17 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Gateway, 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 38.02 gallons of gas to cover the route between Dewey, SD and Gateway, AR.

The estimated cost of gas to go from Dewey to Gateway is $124.01.

During the route, an average car will release 744.82 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 Gateway, AR

If you want to meet halfway between Dewey, SD and Gateway, AR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.82101 and -98.256161, or 40º 49' 15.636" N, 98º 15' 22.1796" W. This location is 473.31 miles away from Dewey, SD and Gateway, AR and it would take approximately 9 hours 7 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Phillips, NE, situated 429 miles from Dewey, SD and 494 miles from Gateway, AR. It would take 8 hours 57 mins to go from Dewey to Phillips and 9 hours 30 mins to go from Gateway to Phillips.