Distance between cities › USA › Illinois › Sims, IL › Distance from Sims to Williston Book Hotels

Distance from Sims, IL to Williston, SC

Distance

651 mi

Time

12 hours 33 mins

Gas Cost

$61 - $118

There are 524.84 miles from Sims to Williston in southeast direction and 651 miles (1,047.68 kilometers) by car, following the I-24 route.

Sims and Williston are 12 hours 33 mins far apart, if you drive non-stop .

This is the fastest route from Sims, IL to Williston, SC.

Please note the time difference between Sims, IL and Williston, SC is 1 hour. The current time in Sims is 11:20 am and the current time in Williston is 12:20 pm.

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Lowest Price Rental Cars in Sims, IL

Planning on renting a car to go from Sims, IL to Williston, SC? Here there are some offers to rent a car in Sims, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Sims »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 26.15 gallons of gas to cover the route between Sims, IL and Williston, SC.

The estimated cost of gas to go from Sims to Williston is $85.29.

During the route, an average car will release 512.27 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 Sims, IL and Williston, SC

If you want to meet halfway between Sims, IL and Williston, SC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 35.045421 and -85.611882, or 35º 2' 43.5156" N, 85º 36' 42.7752" W. This location is 325.53 miles away from Sims, IL and Williston, SC and it would take approximately 6 hours 16 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Jasper, TN, situated 330 miles from Sims, IL and 323 miles from Williston, SC. It would take 6 hours 26 mins to go from Sims to Jasper and 6 hours 13 mins to go from Williston to Jasper.

Major City Closest to Halfway Point

The major city closest to the halfway point between Sims, IL and Williston, SC is Chattanooga, TN, situated 354 miles from Sims, IL and 299 miles from Williston, SC. It would take 6 hours 51 mins to go from Sims to Chattanooga and 5 hours 46 mins to go from Williston to Chattanooga.