Distance between cities › USA › California › Williams, CA › Distance from Williams to Percy Book Hotels

Distance from Williams, CA to Percy, IL

Distance

2,057 mi

Time

1 day 12 hours

Gas Cost

$192 - $373

There are 1,749.26 miles from Williams to Percy in east direction and 2,057 miles (3,310.42 kilometers) by car, following the I-80 route.

Williams and Percy are 1 day 12 hours far apart, if you drive non-stop .

This is the fastest route from Williams, CA to Percy, IL.

Please note the time difference between Williams, CA and Percy, IL is 2 hours. The current time in Williams is 3:22 am and the current time in Percy is 5:22 am.

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Lowest Price Rental Cars in Williams, CA

Planning on renting a car to go from Williams, CA to Percy, IL? Here there are some offers to rent a car in Williams, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Williams »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 82.63 gallons of gas to cover the route between Williams, CA and Percy, IL.

The estimated cost of gas to go from Williams to Percy is $269.53.

During the route, an average car will release 1,618.84 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 Williams, CA and Percy, IL

If you want to meet halfway between Williams, CA and Percy, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.485603 and -106.027351, or 41º 29' 8.1708" N, 106º 1' 38.4636" W. This location is 1,028.72 miles away from Williams, CA and Percy, IL and it would take approximately 18 hours 5 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Arlington, WY, situated 1,021 miles from Williams, CA and 1,038 miles from Percy, IL. It would take 17 hours 33 mins to go from Williams to Arlington and 18 hours 39 mins to go from Percy to Arlington.