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

Distance from Dewey, SD to Alfonso, VA

Distance

1,790 mi

Time

1 day 9 hours

Gas Cost

$167 - $324

There are 1,488.45 miles from Dewey to Alfonso in southeast direction and 1,790 miles (2,880.73 kilometers) by car, following the I-90 and US-14 route.

Dewey and Alfonso are 1 day 9 hours far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Alfonso, VA.

Please note the time difference between Dewey, SD and Alfonso, VA is 2 hours. The current time in Dewey is 5:20 am and the current time in Alfonso is 7:20 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Alfonso, 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 71.89 gallons of gas to cover the route between Dewey, SD and Alfonso, VA.

The estimated cost of gas to go from Dewey to Alfonso is $234.52.

During the route, an average car will release 1,408.55 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 Alfonso, VA

If you want to meet halfway between Dewey, SD and Alfonso, VA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.037942 and -89.271761, or 43º 2' 16.5912" N, 89º 16' 18.3396" W. This location is 895.08 miles away from Dewey, SD and Alfonso, VA and it would take approximately 16 hours 45 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is McFarland, WI, situated 865 miles from Dewey, SD and 931 miles from Alfonso, VA. It would take 15 hours 27 mins to go from Dewey to McFarland and 18 hours 17 mins to go from Alfonso to McFarland.

Major City Closest to Halfway Point

The major city closest to the halfway point between Dewey, SD and Alfonso, VA is Madison, WI, situated 861 miles from Dewey, SD and 937 miles from Alfonso, VA. It would take 15 hours 30 mins to go from Dewey to Madison and 18 hours 27 mins to go from Alfonso to Madison.