Distance between cities › USA › South Dakota › Sioux Falls, SD › Distance from Sioux Falls to Douglas Flat Book Hotels

Distance from Sioux Falls, SD to Douglas Flat, CA

Distance

1,646 mi

Time

1 day 4 hours

Gas Cost

$153 - $298

There are 1,290.69 miles from Sioux Falls to Douglas Flat in southwest direction and 1,646 miles (2,648.98 kilometers) by car, following the I-80 route.

Sioux Falls and Douglas Flat are 1 day 4 hours far apart, if you drive non-stop .

This is the fastest route from Sioux Falls, SD to Douglas Flat, CA. The halfway point is Red Desert, WY.

Please note the time difference between Sioux Falls, SD and Douglas Flat, CA is 2 hours. The current time in Sioux Falls is 12:02 am (Mar 13) and the current time in Douglas Flat is 10:02 pm (Mar 12).

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Lowest Price Rental Cars in Sioux Falls, SD

Planning on renting a car to go from Sioux Falls, SD to Douglas Flat, CA? Here there are some offers to rent a car in Sioux Falls, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Sioux Falls »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 66.09 gallons of gas to cover the route between Sioux Falls, SD and Douglas Flat, CA.

The estimated cost of gas to go from Sioux Falls to Douglas Flat is $215.59.

During the route, an average car will release 1,294.84 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 Sioux Falls, SD and Douglas Flat, CA

If you want to meet halfway between Sioux Falls, SD and Douglas Flat, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.719429 and -108.107193, or 41º 43' 9.9444" N, 108º 6' 25.8948" W. This location is 822.83 miles away from Sioux Falls, SD and Douglas Flat, CA and it would take approximately 14 hours 21 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Red Desert, WY, situated 844 miles from Sioux Falls, SD and 884 miles from Douglas Flat, CA. It would take 11 hours 30 mins to go from Sioux Falls to Red Desert and 12 hours 55 mins to go from Douglas Flat to Red Desert.