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

Distance from Reliance, SD to Cornwall, CT

Distance

1,570 mi

Time

1 day 4 hours

Gas Cost

$146 - $284

There are 1,332.40 miles from Reliance to Cornwall in east direction and 1,570 miles (2,526.67 kilometers) by car, following the I-90 route.

Reliance and Cornwall are 1 day 4 hours far apart, if you drive non-stop .

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

Please note the time difference between Reliance, SD and Cornwall, CT is 1 hour. The current time in Reliance is 8:57 am and the current time in Cornwall is 9:57 am.

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Lowest Price Rental Cars in Reliance, SD

Planning on renting a car to go from Reliance, SD to Cornwall, CT? Here there are some offers to rent a car in Reliance, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Reliance »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 63.04 gallons of gas to cover the route between Reliance, SD and Cornwall, CT.

The estimated cost of gas to go from Reliance to Cornwall is $205.63.

During the route, an average car will release 1,235.02 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 Reliance, SD and Cornwall, CT

If you want to meet halfway between Reliance, 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 41.624212 and -86.802398, or 41º 37' 27.1632" N, 86º 48' 8.6328" W. This location is 784.81 miles away from Reliance, SD and Cornwall, CT and it would take approximately 14 hours 25 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 Porte, IN, situated 788 miles from Reliance, SD and 790 miles from Cornwall, CT. It would take 14 hours 12 mins to go from Reliance to La Porte and 14 hours 56 mins to go from Cornwall to La Porte.

Major City Closest to Halfway Point

The major city closest to the halfway point between Reliance, SD and Cornwall, CT is South Bend, IN, situated 815 miles from Reliance, SD and 761 miles from Cornwall, CT. It would take 14 hours 40 mins to go from Reliance to South Bend and 14 hours 26 mins to go from Cornwall to South Bend.