Miles between Naperville, IL and Diamond Bar, CA

There are
1,965 mi
from Naperville, IL to Diamond Bar, CA

That's the driving distance. It would take 1 day 10 hours to go from Naperville, Illinois to Diamond Bar, California.

The flight distance (direct flight from Naperville, IL to Diamond Bar, CA) is 1,693.68 mi.

1,965 mi = 1.61 kms