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

Distance from Custer, SD to Stuart, IA

Distance

627 mi

Time

10 hours 38 mins

Gas Cost

$58 - $114

There are 496.66 miles from Custer to Stuart in southeast direction and 627 miles (1,009.06 kilometers) by car, following the I-90 and US-14 route.

Custer and Stuart are 10 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from Custer, SD to Stuart, IA. The halfway point is Mount Vernon, SD.

Please note the time difference between Custer, SD and Stuart, IA is 1 hour. The current time in Custer is 2:33 am and the current time in Stuart is 3:33 am.

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Lowest Price Rental Cars in Custer, SD

Planning on renting a car to go from Custer, SD to Stuart, 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 25.19 gallons of gas to cover the route between Custer, SD and Stuart, IA.

The estimated cost of gas to go from Custer to Stuart is $82.18.

During the route, an average car will release 493.57 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 Stuart, IA

If you want to meet halfway between Custer, SD and Stuart, IA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.694756 and -98.317726, or 43º 41' 41.1216" N, 98º 19' 3.8136" W. This location is 313.64 miles away from Custer, SD and Stuart, IA and it would take approximately 5 hours 19 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mount Vernon, SD, situated 304 miles from Custer, SD and 326 miles from Stuart, IA. It would take 4 hours 17 mins to go from Custer to Mount Vernon and 4 hours 34 mins to go from Stuart to Mount Vernon.