Distance between cities › USA › South Dakota › Dewey, SD › Distance from Dewey to Gilly Book Hotels

Distance from Dewey, SD to Gilly, KY

Distance

1,525 mi

Time

1 day 3 hours

Gas Cost

$142 - $276

There are 1,188.84 miles from Dewey to Gilly in southeast direction and 1,525 miles (2,454.25 kilometers) by car, following the I-90 and US-14 route.

Dewey and Gilly are 1 day 3 hours far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Gilly, KY.

Please note the time difference between Dewey, SD and Gilly, KY is 2 hours. The current time in Dewey is 3:31 am and the current time in Gilly is 5:31 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Gilly, KY? Here there are some offers to rent a car in Dewey, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dewey »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 61.26 gallons of gas to cover the route between Dewey, SD and Gilly, KY.

The estimated cost of gas to go from Dewey to Gilly is $199.84.

During the route, an average car will release 1,200.28 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 Dewey, SD and Gilly, KY

If you want to meet halfway between Dewey, SD and Gilly, KY or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.68106 and -93.108321, or 41º 40' 51.816" N, 93º 6' 29.9556" W. This location is 762.74 miles away from Dewey, SD and Gilly, KY and it would take approximately 13 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 Newton, IA, situated 749 miles from Dewey, SD and 779 miles from Gilly, KY. It would take 13 hours 18 mins to go from Dewey to Newton and 14 hours 38 mins to go from Gilly to Newton.

Major City Closest to Halfway Point

The major city closest to the halfway point between Dewey, SD and Gilly, KY is Des Moines, IA, situated 715 miles from Dewey, SD and 811 miles from Gilly, KY. It would take 12 hours 40 mins to go from Dewey to Des Moines and 15 hours 11 mins to go from Gilly to Des Moines.