There are
451 mi
from Flagstaff, AZ to Temecula, CA
That's the driving distance. It would take 8 hours 16 mins to go from Flagstaff, Arizona to Temecula, California.
The flight distance (direct flight from Flagstaff, AZ to Temecula, CA) is 335.62 mi.
451 mi = 726.38 kms