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

Distance from Dewey, SD to Langley, AR

Distance

1,104 mi

Time

21 hours 25 mins

Gas Cost

$103 - $200

There are 839.04 miles from Dewey to Langley in southeast direction and 1,104 miles (1,776.72 kilometers) by car, following the I-80 route.

Dewey and Langley are 21 hours 25 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Langley, AR.

Please note the time difference between Dewey, SD and Langley, AR is 1 hour. The current time in Dewey is 4:57 am and the current time in Langley is 5:57 am.

Any questions or tips to share?

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

Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Langley, AR? 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 44.32 gallons of gas to cover the route between Dewey, SD and Langley, AR.

The estimated cost of gas to go from Dewey to Langley is $144.57.

During the route, an average car will release 868.31 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 Langley, AR

If you want to meet halfway between Dewey, SD and Langley, AR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.488725 and -98.257691, or 39º 29' 19.41" N, 98º 15' 27.6876" W. This location is 551.78 miles away from Dewey, SD and Langley, AR and it would take approximately 10 hours 42 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Glen Elder, KS, situated 529 miles from Dewey, SD and 575 miles from Langley, AR. It would take 10 hours 34 mins to go from Dewey to Glen Elder and 10 hours 53 mins to go from Langley to Glen Elder.