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

Distance from Dewey, SD to Simpson, NC

Distance

1,889 mi

Time

1 day 10 hours

Gas Cost

$176 - $342

There are 1,519.78 miles from Dewey to Simpson in southeast direction and 1,889 miles (3,040.05 kilometers) by car, following the I-90 and US-14 route.

Dewey and Simpson are 1 day 10 hours far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Simpson, NC.

Please note the time difference between Dewey, SD and Simpson, NC is 2 hours. The current time in Dewey is 6:00 am and the current time in Simpson is 8:00 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Simpson, NC? 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 75.88 gallons of gas to cover the route between Dewey, SD and Simpson, NC.

The estimated cost of gas to go from Dewey to Simpson is $247.52.

During the route, an average car will release 1,486.66 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 Simpson, NC

If you want to meet halfway between Dewey, SD and Simpson, NC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.171022 and -90.332726, or 41º 10' 15.6792" N, 90º 19' 57.8136" W. This location is 944.72 miles away from Dewey, SD and Simpson, NC and it would take approximately 17 hours 29 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Woodhull, IL, situated 918 miles from Dewey, SD and 974 miles from Simpson, NC. It would take 16 hours 21 mins to go from Dewey to Woodhull and 18 hours 42 mins to go from Simpson to Woodhull.

Major City Closest to Halfway Point

The major city closest to the halfway point between Dewey, SD and Simpson, NC is Davenport, IA, situated 881 miles from Dewey, SD and 1,009 miles from Simpson, NC. It would take 15 hours 46 mins to go from Dewey to Davenport and 19 hours 24 mins to go from Simpson to Davenport.