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

Distance from Dewey, SD to Prospect, VA

Distance

1,756 mi

Time

1 day 8 hours

Gas Cost

$164 - $318

There are 1,401.36 miles from Dewey to Prospect in southeast direction and 1,756 miles (2,826.01 kilometers) by car, following the I-90 and US-14 route.

Dewey and Prospect are 1 day 8 hours far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Prospect, VA. The halfway point is West Branch, IA.

Please note the time difference between Dewey, SD and Prospect, VA is 2 hours. The current time in Dewey is 2:22 pm and the current time in Prospect is 4:22 pm.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Prospect, VA? 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 70.52 gallons of gas to cover the route between Dewey, SD and Prospect, VA.

The estimated cost of gas to go from Dewey to Prospect is $230.03.

During the route, an average car will release 1,381.61 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 Prospect, VA

If you want to meet halfway between Dewey, SD and Prospect, VA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.628746 and -91.306915, or 41º 37' 43.4856" N, 91º 18' 24.894" W. This location is 877.96 miles away from Dewey, SD and Prospect, VA and it would take approximately 16 hours 11 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is West Branch, IA, situated 837 miles from Dewey, SD and 923 miles from Prospect, VA. It would take 12 hours 19 mins to go from Dewey to West Branch and 14 hours 54 mins to go from Prospect to West Branch.

Major City Closest to Halfway Point

The major city closest to the halfway point between Dewey, SD and Prospect, VA is Cedar Rapids, IA, situated 788 miles from Dewey, SD and 959 miles from Prospect, VA. It would take 11 hours 47 mins to go from Dewey to and 15 hours 27 mins to go from Prospect to Cedar Rapids.