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

Distance from Dewey, SD to Fall River, KS

Distance

762 mi

Time

14 hours 55 mins

Gas Cost

$71 - $138

There are 586.28 miles from Dewey to Fall River in southeast direction and 762 miles (1,226.32 kilometers) by car, following the I-80 route.

Dewey and Fall River are 14 hours 55 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Fall River, KS.

Please note the time difference between Dewey, SD and Fall River, KS is 1 hour. The current time in Dewey is 6:31 am and the current time in Fall River is 7:31 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Fall River, KS? 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 30.62 gallons of gas to cover the route between Dewey, SD and Fall River, KS.

The estimated cost of gas to go from Dewey to Fall River is $99.89.

During the route, an average car will release 599.92 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 Fall River, KS

If you want to meet halfway between Dewey, SD and Fall River, KS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.763466 and -99.809432, or 40º 45' 48.4776" N, 99º 48' 33.9552" W. This location is 381.23 miles away from Dewey, SD and Fall River, KS and it would take approximately 7 hours 27 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Lexington, NE, situated 377 miles from Dewey, SD and 390 miles from Fall River, KS. It would take 7 hours 36 mins to go from Dewey to Lexington and 7 hours 29 mins to go from Fall River to Lexington.