There are
2,669 mi
from Boynton Beach, FL to Fountain Valley, CA
That's the driving distance. It would take 1 day 22 hours to go from Boynton Beach, Florida to Fountain Valley, California.
The flight distance (direct flight from Boynton Beach, FL to Fountain Valley, CA) is 2,304.72 mi.
2,669 mi = 3.22 kms