There are
675 mi
from Arvada, CO to Flagstaff, AZ
That's the driving distance. It would take 12 hours 57 mins to go from Arvada, Colorado to Flagstaff, Arizona.
The flight distance (direct flight from Arvada, CO to Flagstaff, AZ) is 479.39 mi.
675 mi = 1,085.98 kms