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

Distance from Reliance, SD to Gray, TN

Distance

1,321 mi

Time

23 hours 46 mins

Gas Cost

$123 - $239

There are 1,038.06 miles from Reliance to Gray in southeast direction and 1,321 miles (2,125.94 kilometers) by car, following the I-80 route.

Reliance and Gray are 23 hours 46 mins far apart, if you drive non-stop .

This is the fastest route from Reliance, SD to Gray, TN.

Please note the time difference between Reliance, SD and Gray, TN is 1 hour. The current time in Reliance is 1:58 pm and the current time in Gray is 2:58 pm.

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Lowest Price Rental Cars in Reliance, SD

Planning on renting a car to go from Reliance, SD to Gray, TN? 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 53.04 gallons of gas to cover the route between Reliance, SD and Gray, TN.

The estimated cost of gas to go from Reliance to Gray is $173.01.

During the route, an average car will release 1,039.11 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 Gray, TN

If you want to meet halfway between Reliance, SD and Gray, TN or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.194319 and -90.333133, or 41º 11' 39.5484" N, 90º 19' 59.2788" W. This location is 660.31 miles away from Reliance, SD and Gray, TN and it would take approximately 11 hours 53 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Woodhull, IL, situated 638 miles from Reliance, SD and 685 miles from Gray, TN. It would take 11 hours 6 mins to go from Reliance to Woodhull and 12 hours 46 mins to go from Gray to Woodhull.

Major City Closest to Halfway Point

The major city closest to the halfway point between Reliance, SD and Gray, TN is Davenport, IA, situated 601 miles from Reliance, SD and 720 miles from Gray, TN. It would take 10 hours 31 mins to go from Reliance to Davenport and 13 hours 28 mins to go from Gray to Davenport.