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

Distance from Williams, CA to Ammon, ID

Distance

769 mi

Time

13 hours 54 mins

Gas Cost

$72 - $139

There are 606.10 miles from Williams to Ammon in northeast direction and 769 miles (1,237.59 kilometers) by car, following the I-80 route.

Williams and Ammon are 13 hours 54 mins far apart, if you drive non-stop .

This is the fastest route from Williams, CA to Ammon, ID. The halfway point is Battle Mountain, NV.

Please note the time difference between Williams, CA and Ammon, ID is 1 hour. The current time in Williams is 2:37 am and the current time in Ammon is 3:37 am.

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Lowest Price Rental Cars in Williams, CA

Planning on renting a car to go from Williams, CA to Ammon, ID? 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 30.89 gallons of gas to cover the route between Williams, CA and Ammon, ID.

The estimated cost of gas to go from Williams to Ammon is $100.77.

During the route, an average car will release 605.21 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 Ammon, ID

If you want to meet halfway between Williams, CA and Ammon, ID or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.614346 and -116.836823, or 40º 36' 51.6456" N, 116º 50' 12.5628" W. This location is 384.59 miles away from Williams, CA and Ammon, ID and it would take approximately 6 hours 57 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Battle Mountain, NV, situated 404 miles from Williams, CA and 402 miles from Ammon, ID. It would take 5 hours 47 mins to go from Williams to Battle Mountain and 6 hours 28 mins to go from Ammon to Battle Mountain.