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

Distance from Dewey, SD to Rosa, LA

Distance

1,327 mi

Time

23 hours 27 mins

Gas Cost

$124 - $241

There are 1,032.81 miles from Dewey to Rosa in southwest direction and 1,327 miles (2,135.60 kilometers) by car, following the I-80 route.

Dewey and Rosa are 23 hours 27 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Rosa, LA.

Please note the time difference between Dewey, SD and Rosa, LA is 1 hour. The current time in Dewey is 4:56 am and the current time in Rosa is 3:56 am.

Any questions or tips to share?

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

Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Rosa, LA? 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 53.30 gallons of gas to cover the route between Dewey, SD and Rosa, LA.

The estimated cost of gas to go from Dewey to Rosa is $173.86.

During the route, an average car will release 1,044.22 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 Rosa, LA

If you want to meet halfway between Dewey, SD and Rosa, LA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.741763 and -113.080225, or 40º 44' 30.3468" N, 113º 4' 48.81" W. This location is 663.57 miles away from Dewey, SD and Rosa, LA and it would take approximately 11 hours 43 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Lakeside, UT, situated 638 miles from Dewey, SD and 707 miles from Rosa, LA. It would take 11 hours 36 mins to go from Dewey to Lakeside and 12 hours 26 mins to go from Rosa to Lakeside.