There are
2,254 mi
from Troy, MI to Rancho Cucamonga, CA
That's the driving distance. It would take 1 day 15 hours to go from Troy, Michigan to Rancho Cucamonga, California.
The flight distance (direct flight from Troy, MI to Rancho Cucamonga, CA) is 1,941.10 mi.
2,254 mi = 3.22 kms