There are
967 mi
from Pasadena, TX to Pella, IA
That's the driving distance. It would take 18 hours 7 mins to go from Pasadena, Texas to Pella, Iowa.
The flight distance (direct flight from Pasadena, TX to Pella, IA) is 819.66 mi.
967 mi = 1,555.68 kms