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

Distance from Dewey, SD to Lancaster, KS

Distance

688 mi

Time

13 hours 19 mins

Gas Cost

$64 - $125

There are 527.72 miles from Dewey to Lancaster in southeast direction and 688 miles (1,107.23 kilometers) by car, following the I-80 route.

Dewey and Lancaster are 13 hours 19 mins far apart, if you drive non-stop .

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

Please note the time difference between Dewey, SD and Lancaster, KS is 1 hour. The current time in Dewey is 6:21 am and the current time in Lancaster is 7:21 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Lancaster, 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 27.63 gallons of gas to cover the route between Dewey, SD and Lancaster, KS.

The estimated cost of gas to go from Dewey to Lancaster is $90.12.

During the route, an average car will release 541.25 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 Lancaster, KS

If you want to meet halfway between Dewey, SD and Lancaster, KS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.927077 and -100.1887, or 40º 55' 37.4772" N, 100º 11' 19.32" W. This location is 343.95 miles away from Dewey, SD and Lancaster, KS and it would take approximately 6 hours 39 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Gothenburg, NE, situated 351 miles from Dewey, SD and 339 miles from Lancaster, KS. It would take 7 hours 9 mins to go from Dewey to Gothenburg and 6 hours 16 mins to go from Lancaster to Gothenburg.