Miles between Thornton, CO and Palo Alto, CA

There are
1,274 mi
from Thornton, CO to Palo Alto, CA

That's the driving distance. It would take 21 hours 59 mins to go from Thornton, Colorado to Palo Alto, California.

The flight distance (direct flight from Thornton, CO to Palo Alto, CA) is 939.99 mi.

1,274 mi = 1.61 kms