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

Distance from Keyapaha, SD to Cornwall, CT

Distance

1,587 mi

Time

1 day 6 hours

Gas Cost

$148 - $288

There are 1,363.14 miles from Keyapaha to Cornwall in east direction and 1,587 miles (2,554.03 kilometers) by car, following the I-80 route.

Keyapaha and Cornwall are 1 day 6 hours far apart, if you drive non-stop .

This is the fastest route from Keyapaha, SD to Cornwall, CT.

Please note the time difference between Keyapaha, SD and Cornwall, CT is 1 hour. The current time in Keyapaha is 12:43 am and the current time in Cornwall is 1:43 am.

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Lowest Price Rental Cars in Keyapaha, SD

Planning on renting a car to go from Keyapaha, SD to Cornwall, CT? 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 63.75 gallons of gas to cover the route between Keyapaha, SD and Cornwall, CT.

The estimated cost of gas to go from Keyapaha to Cornwall is $207.95.

During the route, an average car will release 1,248.97 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 Cornwall, CT

If you want to meet halfway between Keyapaha, SD and Cornwall, CT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.586512 and -86.92311, or 41º 35' 11.4432" N, 86º 55' 23.196" W. This location is 793.68 miles away from Keyapaha, SD and Cornwall, CT and it would take approximately 15 hours 18 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Otis, IN, situated 796 miles from Keyapaha, SD and 797 miles from Cornwall, CT. It would take 15 hours 42 mins to go from Keyapaha to Otis and 15 hours 4 mins to go from Cornwall to Otis.