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

Distance from Dewey, SD to Fleming, CO

Distance

265 mi

Time

6 hours 4 mins

Gas Cost

$25 - $48

There are 206.38 miles from Dewey to Fleming in southeast direction and 265 miles (426.48 kilometers) by car, following the US-385 route.

Dewey and Fleming are 6 hours 4 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Fleming, CO.

Dewey, SD and Fleming, CO are in the same time zone (MDT). Current time in both locations is 4:29 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Dewey, SD to Fleming, CO:

Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Fleming, CO? 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 10.63 gallons of gas to cover the route between Dewey, SD and Fleming, CO.

The estimated cost of gas to go from Dewey to Fleming is $34.68.

During the route, an average car will release 208.30 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 Fleming, CO

If you want to meet halfway between Dewey, SD and Fleming, CO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.282678 and -102.97486, or 42º 16' 57.6408" N, 102º 58' 29.496" W. This location is 132.37 miles away from Dewey, SD and Fleming, CO and it would take approximately 3 hours 2 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Hemingford, NE, situated 132 miles from Dewey, SD and 140 miles from Fleming, CO. It would take 3 hours 3 mins to go from Dewey to Hemingford and 3 hours 8 mins to go from Fleming to Hemingford.