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

Distance from Williams, CA to Harlem, MT

Distance

1,280 mi

Time

22 hours 26 mins

Gas Cost

$119 - $232

There are 926.70 miles from Williams to Harlem in northeast direction and 1,280 miles (2,059.96 kilometers) by car, following the I-80 route.

Williams and Harlem are 22 hours 26 mins far apart, if you drive non-stop .

This is the fastest route from Williams, CA to Harlem, MT.

Please note the time difference between Williams, CA and Harlem, MT is 1 hour. The current time in Williams is 4:40 am and the current time in Harlem is 5:40 am.

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Lowest Price Rental Cars in Williams, CA

Planning on renting a car to go from Williams, CA to Harlem, MT? 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 51.41 gallons of gas to cover the route between Williams, CA and Harlem, MT.

The estimated cost of gas to go from Williams to Harlem is $167.70.

During the route, an average car will release 1,007.25 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 Harlem, MT

If you want to meet halfway between Williams, CA and Harlem, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.568323 and -113.796547, or 42º 34' 5.9628" N, 113º 47' 47.5692" W. This location is 640.07 miles away from Williams, CA and Harlem, MT and it would take approximately 11 hours 13 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Heyburn, ID, situated 645 miles from Williams, CA and 636 miles from Harlem, MT. It would take 11 hours 55 mins to go from Williams to Heyburn and 10 hours 36 mins to go from Harlem to Heyburn.