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

Distance from Oceanside, CA to Armour, SD

Distance

1,569 mi

Time

1 day 4 hours

Gas Cost

$146 - $284

There are 1,242.45 miles from Oceanside to Armour in northeast direction and 1,569 miles (2,525.06 kilometers) by car, following the I-70 route.

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

This is the fastest route from Oceanside, CA to Armour, SD. The halfway point is Grand Junction, CO.

Please note the time difference between Oceanside, CA and Armour, SD is 2 hours. The current time in Oceanside is 10:30 am and the current time in Armour is 12:30 pm.

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Lowest Price Rental Cars in Oceanside, CA

Planning on renting a car to go from Oceanside, CA to Armour, 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 63.03 gallons of gas to cover the route between Oceanside, CA and Armour, SD.

The estimated cost of gas to go from Oceanside to Armour is $205.60.

During the route, an average car will release 1,234.83 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 Armour, SD

If you want to meet halfway between Oceanside, CA and Armour, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.112041 and -108.555412, or 39º 6' 43.3476" N, 108º 33' 19.4832" W. This location is 784.69 miles away from Oceanside, CA and Armour, SD and it would take approximately 14 hours 7 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest city to the halfway point is Grand Junction, CO, situated 808 miles from Oceanside, CA and 766 miles from Armour, SD. It would take 11 hours 24 mins to go from Oceanside to Grand Junction and 12 hours 37 mins to go from Armour to Grand Junction.

Major Cities Along the Route

Some major cities along the route include Thornton, CO,Westminster, CO,Denver, CO,Arvada, CO,Lakewood, CO,North Las Vegas, NV,Las Vegas, NV,Enterprise, NV,Temecula, CA,Murrieta, CA,Vista, CA,Moreno Valley, CA,San Bernardino, CA,Victorville, CA,Rialto, CA,Riverside, CA, and Carlsbad, CA.