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

Distance from Oceanside, CA to Custer, SD

Distance

1,316 mi

Time

23 hours 36 mins

Gas Cost

$123 - $239

There are 1,040.83 miles from Oceanside to Custer in northeast direction and 1,316 miles (2,117.90 kilometers) by car, following the I-15 route.

Oceanside and Custer are 23 hours 36 mins far apart, if you drive non-stop .

This is the fastest route from Oceanside, CA to Custer, SD.

Please note the time difference between Oceanside, CA and Custer, SD is 1 hour. The current time in Oceanside is 3:51 pm and the current time in Custer is 4:51 pm.

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Lowest Price Rental Cars in Oceanside, CA

Planning on renting a car to go from Oceanside, CA to Custer, SD? 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 52.87 gallons of gas to cover the route between Oceanside, CA and Custer, SD.

The estimated cost of gas to go from Oceanside to Custer is $172.47.

During the route, an average car will release 1,035.85 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 Oceanside, CA and Custer, SD

If you want to meet halfway between Oceanside, CA and Custer, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.402875 and -111.532916, or 40º 24' 10.35" N, 111º 31' 58.4976" W. This location is 658.25 miles away from Oceanside, CA and Custer, SD and it would take approximately 11 hours 48 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sundance, UT, situated 694 miles from Oceanside, CA and 629 miles from Custer, SD. It would take 12 hours 22 mins to go from Oceanside to Sundance and 11 hours 30 mins to go from Custer to Sundance.

Major City Closest to Halfway Point

The major city closest to the halfway point between Oceanside, CA and Custer, SD is Provo, UT, situated 678 miles from Oceanside, CA and 639 miles from Custer, SD. It would take 11 hours 56 mins to go from Oceanside to Provo and 11 hours 41 mins to go from Custer to Provo.

Major Cities Along the Route

Some other major cities along the route include North Las Vegas, NV, Murrieta, CA, Carlsbad, CA, Victorville, CA, Temecula, CA, Las Vegas, NV and San Bernardino, CA.