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

Distance from Keyapaha, SD to Knox, IN

Distance

820 mi

Time

16 hours 21 mins

Gas Cost

$76 - $149

There are 702.08 miles from Keyapaha to Knox in east direction and 820 miles (1,319.66 kilometers) by car, following the I-80 route.

Keyapaha and Knox are 16 hours 21 mins far apart, if you drive non-stop .

This is the fastest route from Keyapaha, SD to Knox, IN.

Keyapaha, SD and Knox, IN are in the same time zone (CDT). Current time in both locations is 9:03 pm.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Knox, IN? 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 32.93 gallons of gas to cover the route between Keyapaha, SD and Knox, IN.

The estimated cost of gas to go from Keyapaha to Knox is $107.42.

During the route, an average car will release 645.19 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 Knox, IN

If you want to meet halfway between Keyapaha, SD and Knox, IN or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.651134 and -93.767981, or 41º 39' 4.0824" N, 93º 46' 4.7316" W. This location is 409.99 miles away from Keyapaha, SD and Knox, IN and it would take approximately 8 hours 10 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Grimes, IA, situated 419 miles from Keyapaha, SD and 408 miles from Knox, IN. It would take 8 hours 42 mins to go from Keyapaha to Grimes and 7 hours 53 mins to go from Knox to Grimes.

Major City Closest to Halfway Point

The major city closest to the halfway point between Keyapaha, SD and Knox, IN is Des Moines, IA, situated 420 miles from Keyapaha, SD and 400 miles from Knox, IN. It would take 8 hours 43 mins to go from Keyapaha to Des Moines and 7 hours 43 mins to go from Knox to Des Moines.