Distance between cities › USA › Ohio › Andover, OH › Distance from Andover to Keystone Book Hotels

Distance from Andover, OH to Keystone, SD

Distance

1,344 mi

Time

1 day

Gas Cost

$125 - $244

There are 1,166.03 miles from Andover to Keystone in west direction and 1,344 miles (2,162.96 kilometers) by car, following the I-90 route.

Andover and Keystone are 1 day far apart, if you drive non-stop .

This is the fastest route from Andover, OH to Keystone, SD.

Please note the time difference between Andover, OH and Keystone, SD is 2 hours. The current time in Andover is 3:34 pm and the current time in Keystone is 1:34 pm.

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Lowest Price Rental Cars in Andover, OH

Planning on renting a car to go from Andover, OH to Keystone, SD? Here there are some offers to rent a car in Andover, OH

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Andover »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 53.96 gallons of gas to cover the route between Andover, OH and Keystone, SD.

The estimated cost of gas to go from Andover to Keystone is $176.02.

During the route, an average car will release 1,057.23 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 Andover, OH and Keystone, SD

If you want to meet halfway between Andover, OH and Keystone, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.872918 and -91.319626, or 43º 52' 22.5048" N, 91º 19' 10.6536" W. This location is 671.83 miles away from Andover, OH and Keystone, SD and it would take approximately 12 hours 7 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is La Crescent, MN, situated 696 miles from Andover, OH and 652 miles from Keystone, SD. It would take 13 hours 17 mins to go from Andover to La Crescent and 11 hours 5 mins to go from Keystone to La Crescent.