Miles between Columbia, PA and Mill Valley, CA

There are
2,802 mi
from Columbia, PA to Mill Valley, CA

That's the driving distance. It would take 2 days 1 hour to go from Columbia, Pennsylvania to Mill Valley, California.

The flight distance (direct flight from Columbia, PA to Mill Valley, CA) is 2,449.93 mi.

2,802 mi = 4,509.37 kms