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

Distance from Custer, SD to Dysart, IA

Distance

700 mi

Time

12 hours 28 mins

Gas Cost

$65 - $127

There are 580.98 miles from Custer to Dysart in east direction and 700 miles (1,126.54 kilometers) by car, following the I-90 and US-14 route.

Custer and Dysart are 12 hours 28 mins far apart, if you drive non-stop .

This is the fastest route from Custer, SD to Dysart, IA. The halfway point is Salem, SD.

Please note the time difference between Custer, SD and Dysart, IA is 1 hour. The current time in Custer is 8:52 pm and the current time in Dysart is 9:52 pm.

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Lowest Price Rental Cars in Custer, SD

Planning on renting a car to go from Custer, SD to Dysart, IA? 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 28.11 gallons of gas to cover the route between Custer, SD and Dysart, IA.

The estimated cost of gas to go from Custer to Dysart is $91.68.

During the route, an average car will release 550.64 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 Dysart, IA

If you want to meet halfway between Custer, SD and Dysart, IA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.680840 and -97.480461, or 43º 40' 51.024" N, 97º 28' 49.6596" W. This location is 349.91 miles away from Custer, SD and Dysart, IA and it would take approximately 6 hours 14 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Salem, SD, situated 351 miles from Custer, SD and 357 miles from Dysart, IA. It would take 4 hours 53 mins to go from Custer to Salem and 5 hours 38 mins to go from Dysart to Salem.