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

Distance from Dewey, SD to Dundas, MN

Distance

638 mi

Time

11 hours 46 mins

Gas Cost

$60 - $116

There are 542.06 miles from Dewey to Dundas in east direction and 638 miles (1,026.76 kilometers) by car, following the I-90 and US-14 route.

Dewey and Dundas are 11 hours 46 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Dundas, MN.

Please note the time difference between Dewey, SD and Dundas, MN is 1 hour. The current time in Dewey is 1:30 pm and the current time in Dundas is 2:30 pm.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Dundas, MN? 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 25.64 gallons of gas to cover the route between Dewey, SD and Dundas, MN.

The estimated cost of gas to go from Dewey to Dundas is $83.64.

During the route, an average car will release 502.37 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 Dundas, MN

If you want to meet halfway between Dewey, SD and Dundas, MN or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.737884 and -98.816482, or 43º 44' 16.3824" N, 98º 48' 59.3352" W. This location is 319.24 miles away from Dewey, SD and Dundas, MN and it would take approximately 5 hours 53 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is White Lake, SD, situated 330 miles from Dewey, SD and 310 miles from Dundas, MN. It would take 6 hours 5 mins to go from Dewey to White Lake and 5 hours 46 mins to go from Dundas to White Lake.