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

Distance from Keyapaha, SD to Augusta, IL

Distance

640 mi

Time

13 hours 13 mins

Gas Cost

$60 - $116

There are 513.89 miles from Keyapaha to Augusta in southeast direction and 640 miles (1,029.98 kilometers) by car, following the I-80 route.

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

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

Keyapaha, SD and Augusta, IL are in the same time zone (CDT). Current time in both locations is 2:41 pm.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Augusta, 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 25.71 gallons of gas to cover the route between Keyapaha, SD and Augusta, IL.

The estimated cost of gas to go from Keyapaha to Augusta is $83.87.

During the route, an average car will release 503.70 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 Augusta, IL

If you want to meet halfway between Keyapaha, SD and Augusta, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.499004 and -95.535745, or 41º 29' 56.4144" N, 95º 32' 8.682" W. This location is 320.09 miles away from Keyapaha, SD and Augusta, IL and it would take approximately 6 hours 36 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Minden, IA, situated 320 miles from Keyapaha, SD and 325 miles from Augusta, IL. It would take 6 hours 54 mins to go from Keyapaha to Minden and 6 hours 27 mins to go from Augusta to Minden.

Major City Closest to Halfway Point

The major city closest to the halfway point between Keyapaha, SD and Augusta, IL is Omaha, NE, situated 304 miles from Keyapaha, SD and 358 miles from Augusta, IL. It would take 6 hours 31 mins to go from Keyapaha to Omaha and 7 hours 6 mins to go from Augusta to Omaha.