Distance between cities › USA › California › Carlsbad, CA › Distance from Carlsbad to Aptos Book Hotels

Distance from Carlsbad, CA to Aptos, CA

Distance

423 mi

Time

8 hours 6 mins

Gas Cost

$64 - $124

There are 368.38 miles from Carlsbad to Aptos in northwest direction and 423 miles (680.75 kilometers) by car, following the I-5 route.

Carlsbad and Aptos are 8 hours 6 mins far apart, if you drive non-stop .

This is the fastest route from Carlsbad, CA to Aptos, CA. The halfway point is Buttonwillow, CA.

Carlsbad, CA and Aptos, CA are in the same time zone (PDT). Current time in both locations is 12:47 pm.

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Lowest Price Rental Cars in Carlsbad, CA

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Carlsbad »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 16.98 gallons of gas to cover the route between Carlsbad, CA and Aptos, CA.

The estimated cost of gas to go from Carlsbad to Aptos is $89.83.

During the route, an average car will release 332.70 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 $5.29 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Carlsbad, CA and Aptos, CA

If you want to meet halfway between Carlsbad, CA and Aptos, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 35.465958 and -119.487068, or 35º 27' 57.4488" N, 119º 29' 13.4448" W. This location is 211.42 miles away from Carlsbad, CA and Aptos, CA and it would take approximately 4 hours 3 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Buttonwillow, CA, situated 213 miles from Carlsbad, CA and 212 miles from Aptos, CA. It would take 3 hours 23 mins to go from Carlsbad to Buttonwillow and 3 hours 29 mins to go from Aptos to Buttonwillow.

Major City Closest to Halfway Point

The major city closest to the halfway point between Carlsbad, CA and Aptos, CA is Bakersfield, CA, situated 198 miles from Carlsbad, CA and 238 miles from Aptos, CA. It would take 3 hours 10 mins to go from Carlsbad to and 3 hours 54 mins to go from Aptos to Bakersfield.

Major Cities Along the Route

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