Miles between Thornton, CO and Sierra Madre, CA

There are
1,010 mi
from Thornton, CO to Sierra Madre, CA

That's the driving distance. It would take 17 hours 39 mins to go from Thornton, Colorado to Sierra Madre, California.

The flight distance (direct flight from Thornton, CO to Sierra Madre, CA) is 821.14 mi.

1,010 mi = 1.61 kms