There are
1,867 mi
from Flagstaff, AZ to Romulus, MI
That's the driving distance. It would take 1 day 9 hours to go from Flagstaff, Arizona to Romulus, Michigan.
The flight distance (direct flight from Flagstaff, AZ to Romulus, MI) is 1,589.56 mi.
1,867 mi = 3,005.06 kms