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

Distance from Keyapaha, SD to Avon, IL

Distance

644 mi

Time

13 hours 10 mins

Gas Cost

$60 - $117

There are 526.55 miles from Keyapaha to Avon in southeast direction and 644 miles (1,036.42 kilometers) by car, following the I-80 route.

Keyapaha and Avon are 13 hours 10 mins far apart, if you drive non-stop .

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

Keyapaha, SD and Avon, IL are in the same time zone (CDT). Current time in both locations is 2:39 pm.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Avon, 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 25.85 gallons of gas to cover the route between Keyapaha, SD and Avon, IL.

The estimated cost of gas to go from Keyapaha to Avon is $84.32.

During the route, an average car will release 506.45 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 Avon, IL

If you want to meet halfway between Keyapaha, SD and Avon, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.49861 and -95.449383, or 41º 29' 54.996" N, 95º 26' 57.7788" W. This location is 321.83 miles away from Keyapaha, SD and Avon, IL and it would take approximately 6 hours 35 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Shelby, IA, situated 324 miles from Keyapaha, SD and 323 miles from Avon, IL. It would take 6 hours 58 mins to go from Keyapaha to Shelby and 6 hours 18 mins to go from Avon to Shelby.