Distance between cities › USA › California › Oceanside, CA › Distance from Oceanside to Somis Book Hotels

Distance from Oceanside, CA to Somis, CA

Distance

138 mi

Time

2 hours 45 mins

Gas Cost

$21 - $41

There are 118.60 miles from Oceanside to Somis in northwest direction and 138 miles (222.09 kilometers) by car, following the I-5 route.

Oceanside and Somis are 2 hours 45 mins far apart, if you drive non-stop .

This is the fastest route from Oceanside, CA to Somis, CA. The halfway point is Santa Fe Springs, CA.

Oceanside, CA and Somis, CA are in the same time zone (PDT). Current time in both locations is 1:33 pm.

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Lowest Price Rental Cars in Oceanside, CA

Planning on renting a car to go from Oceanside, CA to Somis, CA? Here there are some offers to rent a car in Oceanside, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Oceanside »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 5.53 gallons of gas to cover the route between Oceanside, CA and Somis, CA.

The estimated cost of gas to go from Oceanside to Somis is $29.50.

During the route, an average car will release 108.33 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 $5.34 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Oceanside, CA and Somis, CA

If you want to meet halfway between Oceanside, CA and Somis, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 33.946159 and -118.100876, or 33º 56' 46.1724" N, 118º 6' 3.1536" W. This location is 68.84 miles away from Oceanside, CA and Somis, CA and it would take approximately 1 hour 22 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Santa Fe Springs, CA, situated 72 miles from Oceanside, CA and 69 miles from Somis, CA. It would take 1 hour 9 mins to go from Oceanside to Santa Fe Springs and 1 hour 9 mins to go from Somis to Santa Fe Springs.

Major City Closest to Halfway Point

The major city closest to the halfway point between Oceanside, CA and Somis, CA is Los Angeles, CA, situated 84 miles from Oceanside, CA and 54 miles from Somis, CA. It would take 1 hour 20 mins to go from Oceanside to and 57 minutes to go from Somis to Los Angeles.

Major Cities Along the Route

Some other major cities along the route include Carlsbad, CA,Irvine, CA,Santa Ana, CA,Orange, CA,Garden Grove, CA,Anaheim, CA,Fullerton, CA,Norwalk, CA,Downey, CA,East Los Angeles, CA,Glendale, CA,Burbank, CA, and Thousand Oaks, CA.