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

Distance from Custer, SD to Alma, KS

Distance

674 mi

Time

12 hours 44 mins

Gas Cost

$62 - $120

There are 500.91 miles from Custer to Alma in southeast direction and 674 miles (1,084.70 kilometers) by car, following the I-80 route.

Custer and Alma are 12 hours 44 mins far apart, if you drive non-stop .

This is the fastest route from Custer, SD to Alma, KS. The halfway point is Farmer, SD.

Please note the time difference between Custer, SD and Alma, KS is 1 hour. The current time in Custer is 9:02 pm and the current time in Alma is 10:02 pm.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Custer, SD to Alma, KS:

Lowest Price Rental Cars in Custer, SD

Planning on renting a car to go from Custer, SD to Alma, KS? 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 27.06 gallons of gas to cover the route between Custer, SD and Alma, KS.

The estimated cost of gas to go from Custer to Alma is $86.70.

During the route, an average car will release 530.13 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 Alma, KS

If you want to meet halfway between Custer, SD and Alma, KS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.664654 and -97.675087, or 43º 39' 52.7544" N, 97º 40' 30.3132" W. This location is 336.88 miles away from Custer, SD and Alma, KS and it would take approximately 6 hours 22 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Farmer, SD, situated 339 miles from Custer, SD and 413 miles from Alma, KS. It would take 4 hours 49 mins to go from Custer to Farmer and 6 hours 37 mins to go from Alma to Farmer.