Miles between Whittier, CA and Thornton, CO

There are
1,017 mi
from Whittier, CA to Thornton, CO

That's the driving distance. It would take 17 hours 50 mins to go from Whittier, California to Thornton, Colorado.

The flight distance (direct flight from Whittier, CA to Thornton, CO) is 827.02 mi.

1,017 mi = 1.61 kms