There are
748 mi
from Pasadena, TX to Topeka, KS
That's the driving distance. It would take 13 hours 4 mins to go from Pasadena, Texas to Topeka, Kansas.
The flight distance (direct flight from Pasadena, TX to Topeka, KS) is 647.61 mi.
748 mi = 1,203.61 kms