Miles between Washington, DC and Diamond Bar, CA

There are
2,651 mi
from Washington, DC to Diamond Bar, CA

That's the driving distance. It would take 1 day 22 hours to go from Washington, District of Columbia to Diamond Bar, California.

The flight distance (direct flight from Washington, DC to Diamond Bar, CA) is 2,271.52 mi.

2,651 mi = 3.22 kms