Miles between Diamond Bar, CA and Gresham, OR

There are
1,002 mi
from Diamond Bar, CA to Gresham, OR

That's the driving distance. It would take 18 hours 58 mins to go from Diamond Bar, California to Gresham, Oregon.

The flight distance (direct flight from Diamond Bar, CA to Gresham, OR) is 829.33 mi.

1,002 mi = 1,611.93 kms