Distance between cities › USA › Vermont › Castleton, VT › Distance from Castleton to Williams Book Hotels

Distance from Castleton, VT to Williams, SC

Distance

970 mi

Time

19 hours 4 mins

Gas Cost

$90 - $176

There are 839.64 miles from Castleton to Williams in southwest direction and 970 miles (1,561.06 kilometers) by car, following the I-95 route.

Castleton and Williams are 19 hours 4 mins far apart, if you drive non-stop .

This is the fastest route from Castleton, VT to Williams, SC.

Castleton, VT and Williams, SC are in the same time zone (EDT). Current time in both locations is 2:23 am.

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Lowest Price Rental Cars in Castleton, VT

Planning on renting a car to go from Castleton, VT to Williams, SC? Here there are some offers to rent a car in Castleton, VT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Castleton »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 38.94 gallons of gas to cover the route between Castleton, VT and Williams, SC.

The estimated cost of gas to go from Castleton to Williams is $127.04.

During the route, an average car will release 762.99 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 Castleton, VT and Williams, SC

If you want to meet halfway between Castleton, VT and Williams, SC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.697817 and -77.225813, or 38º 41' 52.1412" N, 77º 13' 32.9268" W. This location is 484.85 miles away from Castleton, VT and Williams, SC and it would take approximately 9 hours 32 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Lorton, VA, situated 473 miles from Castleton, VT and 497 miles from Williams, SC. It would take 9 hours 50 mins to go from Castleton to Lorton and 9 hours 16 mins to go from Williams to Lorton.

Major City Closest to Halfway Point

The major city closest to the halfway point between Castleton, VT and Williams, SC is Washington, DC, situated 454 miles from Castleton, VT and 516 miles from Williams, SC. It would take 9 hours 27 mins to go from Castleton to Washington and 9 hours 40 mins to go from Williams to Washington.