There are
3,006 mi
from Deerfield Beach, FL to San Francisco, CA
That's the driving distance. It would take 2 days 6 hours to go from Deerfield Beach, Florida to San Francisco, California.
The flight distance (direct flight from Deerfield Beach, FL to San Francisco, CA) is 2,577.35 mi.
3,006 mi = 4.83 kms