There are
1,991 mi
from Rancho Cucamonga, CA to Gary, IN
That's the driving distance. It would take 1 day 10 hours to go from Rancho Cucamonga, California to Gary, Indiana.
The flight distance (direct flight from Rancho Cucamonga, CA to Gary, IN) is 1,719.19 mi.
1,991 mi = 1.61 kms