Miles between Allen, TX and Piedmont, CA

There are
1,729 mi
from Allen, TX to Piedmont, CA

That's the driving distance. It would take 1 day 6 hours to go from Allen, Texas to Piedmont, California.

The flight distance (direct flight from Allen, TX to Piedmont, CA) is 1,470.03 mi.

1,729 mi = 1.61 kms