Miles between San Antonio, TX and Johnston, IA

There are
1,007 mi
from San Antonio, TX to Johnston, IA

That's the driving distance. It would take 17 hours 39 mins to go from San Antonio, Texas to Johnston, Iowa.

The flight distance (direct flight from San Antonio, TX to Johnston, IA) is 887.58 mi.

1,007 mi = 1.61 kms