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

Distance from Reliance, SD to Gregory, KY

Distance

1,172 mi

Time

21 hours 6 mins

Gas Cost

$109 - $212

There are 921.36 miles from Reliance to Gregory in southeast direction and 1,172 miles (1,886.15 kilometers) by car, following the I-80 route.

Reliance and Gregory are 21 hours 6 mins far apart, if you drive non-stop .

This is the fastest route from Reliance, SD to Gregory, KY. The halfway point is Houstonia, MO.

Please note the time difference between Reliance, SD and Gregory, KY is 1 hour. The current time in Reliance is 5:42 pm and the current time in Gregory is 6:42 pm.

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Lowest Price Rental Cars in Reliance, SD

Planning on renting a car to go from Reliance, SD to Gregory, KY? 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 47.09 gallons of gas to cover the route between Reliance, SD and Gregory, KY.

The estimated cost of gas to go from Reliance to Gregory is $153.59.

During the route, an average car will release 922.49 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 Gregory, KY

If you want to meet halfway between Reliance, SD and Gregory, KY or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.963898 and -93.315247, or 38º 57' 50.0328" N, 93º 18' 54.8892" W. This location is 586.21 miles away from Reliance, SD and Gregory, KY and it would take approximately 10 hours 33 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Houstonia, MO, situated 589 miles from Reliance, SD and 579 miles from Gregory, KY. It would take 8 hours 28 mins to go from Reliance to Houstonia and 9 hours 22 mins to go from Gregory to Houstonia.