There are
2,554 mi
from Oceanside, CA to Altoona, PA
That's the driving distance. It would take 1 day 22 hours to go from Oceanside, California to Altoona, Pennsylvania.
The flight distance (direct flight from Oceanside, CA to Altoona, PA) is 2,194.94 mi.
2,554 mi = 3.22 kms