There are
1,388 mi
from Oceanside, CA to Lewisville, TX
That's the driving distance. It would take 23 hours 52 mins to go from Oceanside, California to Lewisville, Texas.
The flight distance (direct flight from Oceanside, CA to Lewisville, TX) is 1,177.78 mi.
1,388 mi = 1.61 kms