Miles between Thornton, CO and Whittier, CA

There are
1,018 mi
from Thornton, CO to Whittier, CA

That's the driving distance. It would take 17 hours 49 mins to go from Thornton, Colorado to Whittier, California.

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

1,018 mi = 1.61 kms