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

Distance from Custer, SD to Saint Michaels, AZ

Distance

975 mi

Time

17 hours 15 mins

Gas Cost

$91 - $177

There are 632.32 miles from Custer to Saint Michaels in southwest direction and 975 miles (1,569.11 kilometers) by car, following the I-25 route.

Custer and Saint Michaels are 17 hours 15 mins far apart, if you drive non-stop .

This is the fastest route from Custer, SD to Saint Michaels, AZ. The halfway point is Como, CO.

Custer, SD and Saint Michaels, AZ are in the same time zone (MDT). Current time in both locations is 11:34 pm.

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Lowest Price Rental Cars in Custer, SD

Planning on renting a car to go from Custer, SD to Saint Michaels, AZ? 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 39.17 gallons of gas to cover the route between Custer, SD and Saint Michaels, AZ.

The estimated cost of gas to go from Custer to Saint Michaels is $127.78.

During the route, an average car will release 767.46 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 Saint Michaels, AZ

If you want to meet halfway between Custer, SD and Saint Michaels, AZ or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.348705 and -105.846855, or 39º 20' 55.338" N, 105º 50' 48.678" W. This location is 487.69 miles away from Custer, SD and Saint Michaels, AZ and it would take approximately 8 hours 37 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Como, CO, situated 438 miles from Custer, SD and 434 miles from Saint Michaels, AZ. It would take 6 hours 50 mins to go from Custer to Como and 7 hours 56 mins to go from Saint Michaels to Como.