There are
2,789 mi
from Redwood City, CA to Zephyrhills, FL
That's the driving distance. It would take 2 days 2 hours to go from Redwood City, California to Zephyrhills, Florida.
The flight distance (direct flight from Redwood City, CA to Zephyrhills, FL) is 2,391.56 mi.
2,789 mi = 4,488.85 kms