Miles between Surprise, AZ and Thornton, CO

There are
828 mi
from Surprise, AZ to Thornton, CO

That's the driving distance. It would take 15 hours 40 mins to go from Surprise, Arizona to Thornton, Colorado.

The flight distance (direct flight from Surprise, AZ to Thornton, CO) is 594.64 mi.

828 mi = 1,332.61 kms