Miles between Thornton, CO and Pella, IA

There are
706 mi
from Thornton, CO to Pella, IA

That's the driving distance. It would take 12 hours 23 mins to go from Thornton, Colorado to Pella, Iowa.

The flight distance (direct flight from Thornton, CO to Pella, IA) is 640.43 mi.

706 mi = 1,136.84 kms