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

Distance from Custer, SD to Wallula, WA

Distance

1,033 mi

Time

18 hours 4 mins

Gas Cost

$95 - $184

There are 764.42 miles from Custer to Wallula in northwest direction and 1,033 miles (1,662.45 kilometers) by car, following the I-90 route.

Custer and Wallula are 18 hours 4 mins far apart, if you drive non-stop .

This is the fastest route from Custer, SD to Wallula, WA. The halfway point is Manhattan, MT.

Please note the time difference between Custer, SD and Wallula, WA is 1 hour. The current time in Custer is 11:49 pm and the current time in Wallula is 10:49 pm.

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Lowest Price Rental Cars in Custer, SD

Planning on renting a car to go from Custer, SD to Wallula, WA? 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 41.48 gallons of gas to cover the route between Custer, SD and Wallula, WA.

The estimated cost of gas to go from Custer to Wallula is $132.92.

During the route, an average car will release 812.76 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Custer, SD and Wallula, WA

If you want to meet halfway between Custer, SD and Wallula, WA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.835915 and -111.369080, or 45º 50' 9.294" N, 111º 22' 8.688" W. This location is 516.48 miles away from Custer, SD and Wallula, WA and it would take approximately 9 hours 2 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Manhattan, MT, situated 535 miles from Custer, SD and 528 miles from Wallula, WA. It would take 7 hours 57 mins to go from Custer to Manhattan and 7 hours 29 mins to go from Wallula to Manhattan.