Distance between cities › USA › South Dakota › Custer, SD › Distance from Custer to De Forest Book Hotels

Distance from Custer, SD to De Forest, WI

Distance

799 mi

Time

13 hours 48 mins

Gas Cost

$74 - $145

There are 714.38 miles from Custer to De Forest in east direction and 799 miles (1,285.87 kilometers) by car, following the I-90 and US-14 route.

Custer and De Forest are 13 hours 48 mins far apart, if you drive non-stop .

This is the fastest route from Custer, SD to De Forest, WI. The halfway point is Beaver Creek, MN.

Please note the time difference between Custer, SD and De Forest, WI is 1 hour. The current time in Custer is 5:35 am and the current time in De Forest is 6:35 am.

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Lowest Price Rental Cars in Custer, SD

Planning on renting a car to go from Custer, SD to De Forest, WI? Here there are some offers to rent a car in Custer, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Custer »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 32.07 gallons of gas to cover the route between Custer, SD and De Forest, WI.

The estimated cost of gas to go from Custer to De Forest is $104.62.

During the route, an average car will release 628.33 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 Custer, SD and De Forest, WI

If you want to meet halfway between Custer, SD and De Forest, WI or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.618225 and -96.410202, or 43º 37' 5.61" N, 96º 24' 36.7272" W. This location is 399.28 miles away from Custer, SD and De Forest, WI and it would take approximately 6 hours 54 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Beaver Creek, MN, situated 400 miles from Custer, SD and 400 miles from De Forest, WI. It would take 5 hours 30 mins to go from Custer to Beaver Creek and 5 hours 50 mins to go from De Forest to Beaver Creek.

Major City Closest to Halfway Point

The major city closest to the halfway point between Custer, SD and De Forest, WI is Sioux Falls, SD, situated 387 miles from Custer, SD and 421 miles from De Forest, WI. It would take 5 hours 21 mins to go from Custer to and 6 hours 9 mins to go from De Forest to Sioux Falls.