There are
1,512 mi
from Rancho Cucamonga, CA to Topeka, KS
That's the driving distance. It would take 1 day 2 hours to go from Rancho Cucamonga, California to Topeka, Kansas.
The flight distance (direct flight from Rancho Cucamonga, CA to Topeka, KS) is 1,258.97 mi.
1,512 mi = 1.61 kms