There are
943 mi
from Lubbock, TX to Marshalltown, IA
That's the driving distance. It would take 16 hours 45 mins to go from Lubbock, Texas to Marshalltown, Iowa.
The flight distance (direct flight from Lubbock, TX to Marshalltown, IA) is 761.39 mi.
943 mi = 1,518.32 kms