Miles between Thornton, CO and Iowa City, IA

There are
778 mi
from Thornton, CO to Iowa City, IA

That's the driving distance. It would take 13 hours 34 mins to go from Thornton, Colorado to Iowa City, Iowa.

The flight distance (direct flight from Thornton, CO to Iowa City, IA) is 713.48 mi.

778 mi = 1,251.68 kms