There are
2,388 mi
from Gainesville, FL to Monrovia, CA
That's the driving distance. It would take 1 day 17 hours to go from Gainesville, Florida to Monrovia, California.
The flight distance (direct flight from Gainesville, FL to Monrovia, CA) is 2,104.95 mi.
2,388 mi = 3.22 kms