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

Distance from Pacifica, CA to Helena, CA

Distance

289 mi

Time

5 hours 27 mins

Gas Cost

$44 - $86

There are 220.99 miles from Pacifica to Helena in north direction and 289 miles (465.10 kilometers) by car, following the I-505 route.

Pacifica and Helena are 5 hours 27 mins far apart, if you drive non-stop .

This is the fastest route from Pacifica, CA to Helena, CA. The halfway point is Maxwell, CA.

Pacifica, CA and Helena, CA are in the same time zone (PDT). Current time in both locations is 6:14 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Pacifica, CA to Helena, CA:

Lowest Price Rental Cars in Pacifica, CA

Planning on renting a car to go from Pacifica, CA to Helena, CA? 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 11.60 gallons of gas to cover the route between Pacifica, CA and Helena, CA.

The estimated cost of gas to go from Pacifica to Helena is $61.90.

During the route, an average car will release 227.28 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 $5.34 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Pacifica, CA and Helena, CA

If you want to meet halfway between Pacifica, CA and Helena, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.390392 and -122.187927, or 39º 23' 25.4112" N, 122º 11' 16.5372" W. This location is 144.43 miles away from Pacifica, CA and Helena, CA and it would take approximately 2 hours 43 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Maxwell, CA, situated 136 miles from Pacifica, CA and 154 miles from Helena, CA. It would take 2 hours 10 mins to go from Pacifica to Maxwell and 2 hours 33 mins to go from Helena to Maxwell.