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

Distance from Oceanside, CA to Spencer, SD

Distance

1,655 mi

Time

1 day 4 hours

Gas Cost

$154 - $300

There are 1,289.02 miles from Oceanside to Spencer in northeast direction and 1,655 miles (2,663.46 kilometers) by car, following the I-15 route.

Oceanside and Spencer are 1 day 4 hours far apart, if you drive non-stop .

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

Please note the time difference between Oceanside, CA and Spencer, SD is 2 hours. The current time in Oceanside is 2:40 pm and the current time in Spencer is 4:40 pm.

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Lowest Price Rental Cars in Oceanside, CA

Planning on renting a car to go from Oceanside, CA to Spencer, 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 66.45 gallons of gas to cover the route between Oceanside, CA and Spencer, SD.

The estimated cost of gas to go from Oceanside to Spencer is $216.76.

During the route, an average car will release 1,301.88 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 Spencer, SD

If you want to meet halfway between Oceanside, CA and Spencer, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.610133 and -109.218681, or 41º 36' 36.4788" N, 109º 13' 7.2516" W. This location is 827.30 miles away from Oceanside, CA and Spencer, SD and it would take approximately 14 hours 28 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Rock Springs, WY, situated 879 miles from Oceanside, CA and 777 miles from Spencer, SD. It would take 15 hours 30 mins to go from Oceanside to Rock Springs and 13 hours 34 mins to go from Spencer to Rock Springs.

Major Cities Along the Route

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