Distance between cities › USA › South Dakota › Keyapaha, SD › Distance from Keyapaha to Ritter Book Hotels

Distance from Keyapaha, SD to Ritter, OR

Distance

1,271 mi

Time

1 day

Gas Cost

$119 - $230

There are 950.38 miles from Keyapaha to Ritter in west direction and 1,271 miles (2,045.48 kilometers) by car, following the I-80 and US-30 and WY 789 route.

Keyapaha and Ritter are 1 day far apart, if you drive non-stop .

This is the fastest route from Keyapaha, SD to Ritter, OR.

Please note the time difference between Keyapaha, SD and Ritter, OR is 2 hours. The current time in Keyapaha is 6:23 pm and the current time in Ritter is 4:23 pm.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Ritter, OR? Here there are some offers to rent a car in Keyapaha, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Keyapaha »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 51.06 gallons of gas to cover the route between Keyapaha, SD and Ritter, OR.

The estimated cost of gas to go from Keyapaha to Ritter is $166.57.

During the route, an average car will release 1,000.44 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 Keyapaha, SD and Ritter, OR

If you want to meet halfway between Keyapaha, SD and Ritter, OR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.541941 and -109.878409, or 41º 32' 30.9876" N, 109º 52' 42.2724" W. This location is 635.74 miles away from Keyapaha, SD and Ritter, OR and it would take approximately 12 hours 4 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Little America, WY, situated 622 miles from Keyapaha, SD and 650 miles from Ritter, OR. It would take 12 hours 1 min to go from Keyapaha to Little America and 12 hours 10 mins to go from Ritter to Little America.