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

Distance from Custer, SD to Apache, OK

Distance

918 mi

Time

17 hours 18 mins

Gas Cost

$86 - $166

There are 673.48 miles from Custer to Apache in southeast direction and 918 miles (1,477.38 kilometers) by car, following the I-80 route.

Custer and Apache are 17 hours 18 mins far apart, if you drive non-stop .

This is the fastest route from Custer, SD to Apache, OK. The halfway point is Giltner, NE.

Please note the time difference between Custer, SD and Apache, OK is 1 hour. The current time in Custer is 1:21 am and the current time in Apache is 2:21 am.

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Lowest Price Rental Cars in Custer, SD

Planning on renting a car to go from Custer, SD to Apache, OK? 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 36.89 gallons of gas to cover the route between Custer, SD and Apache, OK.

The estimated cost of gas to go from Custer to Apache is $120.32.

During the route, an average car will release 722.65 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 Apache, OK

If you want to meet halfway between Custer, SD and Apache, OK or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.819302 and -98.168442, or 40º 49' 9.4872" N, 98º 10' 6.3912" W. This location is 459.22 miles away from Custer, SD and Apache, OK and it would take approximately 8 hours 39 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Giltner, NE, situated 453 miles from Custer, SD and 503 miles from Apache, OK. It would take 7 hours 53 mins to go from Custer to Giltner and 7 hours 24 mins to go from Apache to Giltner.