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

Distance from Oceanside, CA to Mountain Mesa, CA

Distance

244 mi

Time

4 hours 55 mins

Gas Cost

$37 - $72

There are 178.69 miles from Oceanside to Mountain Mesa in northwest direction and 244 miles (392.68 kilometers) by car, following the CA 178 route.

Oceanside and Mountain Mesa are 4 hours 55 mins far apart, if you drive non-stop .

This is the fastest route from Oceanside, CA to Mountain Mesa, CA. The halfway point is Valencia, CA.

Oceanside, CA and Mountain Mesa, CA are in the same time zone (PDT). Current time in both locations is 1:34 pm.

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Lowest Price Rental Cars in Oceanside, CA

Planning on renting a car to go from Oceanside, CA to Mountain Mesa, 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 9.78 gallons of gas to cover the route between Oceanside, CA and Mountain Mesa, CA.

The estimated cost of gas to go from Oceanside to Mountain Mesa is $52.21.

During the route, an average car will release 191.69 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 Mountain Mesa, CA

If you want to meet halfway between Oceanside, CA and Mountain Mesa, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 34.449612 and -118.600204, or 34º 26' 58.6032" N, 118º 36' 0.7344" W. This location is 121.81 miles away from Oceanside, CA and Mountain Mesa, CA and it would take approximately 2 hours 27 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Valencia, CA, situated 121 miles from Oceanside, CA and 127 miles from Mountain Mesa, CA. It would take 1 hour 59 mins to go from Oceanside to Valencia and 2 hours 16 mins to go from Mountain Mesa to Valencia.

Major City Closest to Halfway Point

The major city closest to the halfway point between Oceanside, CA and Mountain Mesa, CA is Glendale, CA, situated 91 miles from Oceanside, CA and 154 miles from Mountain Mesa, CA. It would take 1 hour 27 mins to go from Oceanside to and 2 hours 39 mins to go from Mountain Mesa to Glendale.

Major Cities Along the Route

Some other major cities along the route include Carlsbad, CA,Irvine, CA,Santa Ana, CA,Orange, CA,Anaheim, CA,Fullerton, CA,Norwalk, CA,Downey, CA,East Los Angeles, CA,Los Angeles, CA,Burbank, CA,Santa Clarita, CA, and Bakersfield, CA.