There are
1,756 mi
from Topeka, KS to Benicia, CA
That's the driving distance. It would take 1 day 5 hours to go from Topeka, Kansas to Benicia, California.
The flight distance (direct flight from Topeka, KS to Benicia, CA) is 1,426.91 mi.
1,756 mi = 1.61 kms