Miles between Diamond Bar, CA and Middletown, NY

There are
2,754 mi
from Diamond Bar, CA to Middletown, NY

That's the driving distance. It would take 2 days to go from Diamond Bar, California to Middletown, New York.

The flight distance (direct flight from Diamond Bar, CA to Middletown, NY) is 2,399.44 mi.

2,754 mi = 4,431.66 kms