Miles between Thornton, CO and Surprise, AZ

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

That's the driving distance. It would take 15 hours 39 mins to go from Thornton, Colorado to Surprise, Arizona.

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

828 mi = 1,332.07 kms