There are
1,620 mi
from Topeka, KS to Porterville, CA
That's the driving distance. It would take 1 day 4 hours to go from Topeka, Kansas to Porterville, California.
The flight distance (direct flight from Topeka, KS to Porterville, CA) is 1,290.63 mi.
1,620 mi = 1.61 kms