There are
2,542 mi
from Daytona Beach, FL to Simi Valley, CA
That's the driving distance. It would take 1 day 20 hours to go from Daytona Beach, Florida to Simi Valley, California.
The flight distance (direct flight from Daytona Beach, FL to Simi Valley, CA) is 2,233.17 mi.
2,542 mi = 4,091.49 kms