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

Distance from Williams, CA to Rosa, LA

Distance

91 mi

Time

2 hours 17 mins

Gas Cost

$9 - $17

There are 58.03 miles from Williams to Rosa in southwest direction and 91 miles (146.45 kilometers) by car, following the CA 20 route.

Williams and Rosa are 2 hours 17 mins far apart, if you drive non-stop .

This is the fastest route from Williams, CA to Rosa, LA.

Williams, CA and Rosa, LA are in the same time zone (PDT). Current time in both locations is 6:30 am.

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Lowest Price Rental Cars in Williams, CA

Planning on renting a car to go from Williams, CA to Rosa, LA? 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 3.67 gallons of gas to cover the route between Williams, CA and Rosa, LA.

The estimated cost of gas to go from Williams to Rosa is $11.96.

During the route, an average car will release 71.85 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 Rosa, LA

If you want to meet halfway between Williams, CA and Rosa, LA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.899319 and -122.610221, or 38º 53' 57.5484" N, 122º 36' 36.7956" W. This location is 45.66 miles away from Williams, CA and Rosa, LA and it would take approximately 1 hour 8 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Lower Lake, CA, situated 44 miles from Williams, CA and 47 miles from Rosa, LA. It would take 1 hour 2 mins to go from Williams to Lower Lake and 1 hour 15 mins to go from Rosa to Lower Lake.