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

Distance from Keyapaha, SD to Aviston, IL

Distance

776 mi

Time

15 hours 24 mins

Gas Cost

$72 - $141

There are 631.46 miles from Keyapaha to Aviston in southeast direction and 776 miles (1,248.85 kilometers) by car, following the I-29 route.

Keyapaha and Aviston are 15 hours 24 mins far apart, if you drive non-stop .

This is the fastest route from Keyapaha, SD to Aviston, IL.

Keyapaha, SD and Aviston, IL are in the same time zone (CDT). Current time in both locations is 2:40 pm.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Aviston, IL? 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 31.18 gallons of gas to cover the route between Keyapaha, SD and Aviston, IL.

The estimated cost of gas to go from Keyapaha to Aviston is $101.70.

During the route, an average car will release 610.80 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 Aviston, IL

If you want to meet halfway between Keyapaha, SD and Aviston, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.216807 and -95.386689, or 40º 13' 0.5052" N, 95º 23' 12.0804" W. This location is 388.14 miles away from Keyapaha, SD and Aviston, IL and it would take approximately 7 hours 42 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Craig, MO, situated 394 miles from Keyapaha, SD and 384 miles from Aviston, IL. It would take 8 hours 8 mins to go from Keyapaha to Craig and 7 hours 17 mins to go from Aviston to Craig.