There are
2,934 mi
from Boynton Beach, FL to Watsonville, CA
That's the driving distance. It would take 2 days 4 hours to go from Boynton Beach, Florida to Watsonville, California.
The flight distance (direct flight from Boynton Beach, FL to Watsonville, CA) is 2,531.33 mi.
2,934 mi = 3.22 kms