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

Distance from Keyapaha, SD to Antonito, CO

Distance

693 mi

Time

13 hours 14 mins

Gas Cost

$65 - $126

There are 519.21 miles from Keyapaha to Antonito in southwest direction and 693 miles (1,115.28 kilometers) by car, following the I-76 route.

Keyapaha and Antonito are 13 hours 14 mins far apart, if you drive non-stop .

This is the fastest route from Keyapaha, SD to Antonito, CO. The halfway point is Brush, CO.

Please note the time difference between Keyapaha, SD and Antonito, CO is 1 hour. The current time in Keyapaha is 8:32 pm and the current time in Antonito is 7:32 pm.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Antonito, CO? 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 27.81 gallons of gas to cover the route between Keyapaha, SD and Antonito, CO.

The estimated cost of gas to go from Keyapaha to Antonito is $90.73.

During the route, an average car will release 544.95 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 Antonito, CO

If you want to meet halfway between Keyapaha, SD and Antonito, CO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.272327 and -103.599297, or 40º 16' 20.3772" N, 103º 35' 57.4692" W. This location is 346.29 miles away from Keyapaha, SD and Antonito, CO and it would take approximately 6 hours 37 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Brush, CO, situated 340 miles from Keyapaha, SD and 354 miles from Antonito, CO. It would take 6 hours 15 mins to go from Keyapaha to Brush and 5 hours 33 mins to go from Antonito to Brush.