Distance between cities › USA › Missouri › Williamstown, MO › Distance from Williamstown to Letcher Book Hotels

Distance from Williamstown, MO to Letcher, SD

Distance

546 mi

Time

10 hours 40 mins

Gas Cost

$51 - $99

There are 411.62 miles from Williamstown to Letcher in northwest direction and 546 miles (878.70 kilometers) by car, following the I-29 route.

Williamstown and Letcher are 10 hours 40 mins far apart, if you drive non-stop .

This is the fastest route from Williamstown, MO to Letcher, SD.

Williamstown, MO and Letcher, SD are in the same time zone (CDT). Current time in both locations is 10:22 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Williamstown, MO to Letcher, SD:

Lowest Price Rental Cars in Williamstown, MO

Planning on renting a car to go from Williamstown, MO to Letcher, SD? Here there are some offers to rent a car in Williamstown, MO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Williamstown »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 21.91 gallons of gas to cover the route between Williamstown, MO and Letcher, SD.

The estimated cost of gas to go from Williamstown to Letcher is $71.48.

During the route, an average car will release 429.31 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 Williamstown, MO and Letcher, SD

If you want to meet halfway between Williamstown, MO and Letcher, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.497712 and -95.349086, or 41º 29' 51.7632" N, 95º 20' 56.7096" W. This location is 272.81 miles away from Williamstown, MO and Letcher, SD and it would take approximately 5 hours 20 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Avoca, IA, situated 267 miles from Williamstown, MO and 282 miles from Letcher, SD. It would take 5 hours 46 mins to go from Williamstown to Avoca and 5 hours to go from Letcher to Avoca.