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

Distance from Custer, SD to Ransom, KS

Distance

509 mi

Time

10 hours 26 mins

Gas Cost

$47 - $92

There are 402.35 miles from Custer to Ransom in southeast direction and 509 miles (819.16 kilometers) by car, following the US-26 route.

Custer and Ransom are 10 hours 26 mins far apart, if you drive non-stop .

This is the fastest route from Custer, SD to Ransom, KS. The halfway point is DEN, Co.

Please note the time difference between Custer, SD and Ransom, KS is 1 hour. The current time in Custer is 2:54 am and the current time in Ransom is 3:54 am.

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Lowest Price Rental Cars in Custer, SD

Planning on renting a car to go from Custer, SD to Ransom, 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 20.43 gallons of gas to cover the route between Custer, SD and Ransom, KS.

The estimated cost of gas to go from Custer to Ransom is $66.65.

During the route, an average car will release 400.33 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 Ransom, KS

If you want to meet halfway between Custer, SD and Ransom, KS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.826786 and -104.742027, or 39º 49' 36.4296" N, 104º 44' 31.2972" W. This location is 254.39 miles away from Custer, SD and Ransom, KS and it would take approximately 5 hours 13 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is DEN, Co, situated 374 miles from Custer, SD and 329 miles from Ransom, KS. It would take 5 hours 43 mins to go from Custer to DEN and 4 hours 57 mins to go from Ransom to DEN.

Major City Closest to Halfway Point

The major city closest to the halfway point between Custer, SD and Ransom, KS is Denver, CO, situated 366 miles from Custer, SD and 333 miles from Ransom, KS. It would take 5 hours 32 mins to go from Custer to and 4 hours 58 mins to go from Ransom to Denver.