There are
689 mi
from Suwanee, GA to Romulus, MI
That's the driving distance. It would take 13 hours 33 mins to go from Suwanee, Georgia to Romulus, Michigan.
The flight distance (direct flight from Suwanee, GA to Romulus, MI) is 565.73 mi.
689 mi = 1,108.51 kms