There are
1,375 mi
from Oceanside, CA to Southlake, TX
That's the driving distance. It would take 23 hours 42 mins to go from Oceanside, California to Southlake, Texas.
The flight distance (direct flight from Oceanside, CA to Southlake, TX) is 1,170.50 mi.
1,375 mi = 1.61 kms