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

Distance from Dewey, SD to Smithmill, PA

Distance

1,546 mi

Time

1 day 4 hours

Gas Cost

$144 - $280

There are 1,321.07 miles from Dewey to Smithmill in east direction and 1,546 miles (2,488.05 kilometers) by car, following the I-90 and US-14 route.

Dewey and Smithmill are 1 day 4 hours far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Smithmill, PA.

Please note the time difference between Dewey, SD and Smithmill, PA is 2 hours. The current time in Dewey is 4:35 am and the current time in Smithmill is 6:35 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Smithmill, PA? 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 62.07 gallons of gas to cover the route between Dewey, SD and Smithmill, PA.

The estimated cost of gas to go from Dewey to Smithmill is $202.48.

During the route, an average car will release 1,216.10 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 Smithmill, PA

If you want to meet halfway between Dewey, SD and Smithmill, PA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.943062 and -90.702231, or 43º 56' 35.0232" N, 90º 42' 8.0316" W. This location is 772.78 miles away from Dewey, SD and Smithmill, PA and it would take approximately 14 hours 9 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Fort Mccoy, WI, situated 755 miles from Dewey, SD and 795 miles from Smithmill, PA. It would take 13 hours 33 mins to go from Dewey to Fort Mccoy and 15 hours 5 mins to go from Smithmill to Fort Mccoy.