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

Distance from Dewey, SD to Manning, OR

Distance

1,256 mi

Time

22 hours 37 mins

Gas Cost

$117 - $228

There are 950 miles from Dewey to Manning in west direction and 1,256 miles (2,021.34 kilometers) by car, following the I-90 route.

Dewey and Manning are 22 hours 37 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Manning, OR.

Please note the time difference between Dewey, SD and Manning, OR is 1 hour. The current time in Dewey is 4:41 am and the current time in Manning is 3:41 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Manning, OR? 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 50.43 gallons of gas to cover the route between Dewey, SD and Manning, OR.

The estimated cost of gas to go from Dewey to Manning is $164.51.

During the route, an average car will release 988.09 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 Manning, OR

If you want to meet halfway between Dewey, SD and Manning, OR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.709623 and -113.261974, or 46º 42' 34.6428" N, 113º 15' 43.1064" W. This location is 627.89 miles away from Dewey, SD and Manning, OR and it would take approximately 11 hours 18 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Drummond, MT, situated 631 miles from Dewey, SD and 625 miles from Manning, OR. It would take 11 hours 9 mins to go from Dewey to Drummond and 11 hours 30 mins to go from Manning to Drummond.