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

Distance from Pacifica, CA to Ammon, ID

Distance

846 mi

Time

15 hours 3 mins

Gas Cost

$79 - $153

There are 683.81 miles from Pacifica to Ammon in northeast direction and 846 miles (1,361.51 kilometers) by car, following the I-80 route.

Pacifica and Ammon are 15 hours 3 mins far apart, if you drive non-stop .

This is the fastest route from Pacifica, CA to Ammon, ID. The halfway point is Valmy, NV.

Please note the time difference between Pacifica, CA and Ammon, ID is 1 hour. The current time in Pacifica is 12:18 am and the current time in Ammon is 1:18 am.

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Lowest Price Rental Cars in Pacifica, CA

Planning on renting a car to go from Pacifica, CA to Ammon, ID? Here there are some offers to rent a car in Pacifica, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Pacifica »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 33.96 gallons of gas to cover the route between Pacifica, CA and Ammon, ID.

The estimated cost of gas to go from Pacifica to Ammon is $110.78.

During the route, an average car will release 665.33 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 Pacifica, CA and Ammon, ID

If you want to meet halfway between Pacifica, 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 40.752766 and -117.079353, or 40º 45' 9.9576" N, 117º 4' 45.6708" W. This location is 422.79 miles away from Pacifica, CA and Ammon, ID and it would take approximately 7 hours 31 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Valmy, NV, situated 435 miles from Pacifica, CA and 417 miles from Ammon, ID. It would take 6 hours 23 mins to go from Pacifica to Valmy and 6 hours 38 mins to go from Ammon to Valmy.

Major Cities Along the Route

Some major cities along the route include Reno, NV,Roseville, CA,Sacramento, CA,Fairfield, CA,Vallejo, CA,Oakland, CA,Berkeley, CA,Richmond, CA,San Francisco, CA, and Daly City, CA.