There are
1,858 mi
from Rancho Cucamonga, CA to Union City, TN
That's the driving distance. It would take 1 day 8 hours to go from Rancho Cucamonga, California to Union City, Tennessee.
The flight distance (direct flight from Rancho Cucamonga, CA to Union City, TN) is 1,611.89 mi.
1,858 mi = 1.61 kms