There are
1,343 mi
from Thornton, CO to Cuyahoga Falls, OH
That's the driving distance. It would take 23 hours 57 mins to go from Thornton, Colorado to Cuyahoga Falls, Ohio.
The flight distance (direct flight from Thornton, CO to Cuyahoga Falls, OH) is 1,233.33 mi.
1,343 mi = 1.61 kms