Miles between Thornton, CO and Porterville, CA

There are
1,090 mi
from Thornton, CO to Porterville, CA

That's the driving distance. It would take 19 hours 13 mins to go from Thornton, Colorado to Porterville, California.

The flight distance (direct flight from Thornton, CO to Porterville, CA) is 807.84 mi.

1,090 mi = 1.61 kms