There are
1,508 mi
from Rancho Cucamonga, CA to Omaha, NE
That's the driving distance. It would take 1 day 1 hour to go from Rancho Cucamonga, California to Omaha, Nebraska.
The flight distance (direct flight from Rancho Cucamonga, CA to Omaha, NE) is 1,275.55 mi.
1,508 mi = 1.61 kms