There are
826 mi
from Iowa City, IA to Seagoville, TX
That's the driving distance. It would take 15 hours 19 mins to go from Iowa City, Iowa to Seagoville, Texas.
The flight distance (direct flight from Iowa City, IA to Seagoville, TX) is 681.29 mi.
826 mi = 1,329.07 kms