Miles between Diamond Bar, CA and Barstow, CA

There are
91 mi
from Diamond Bar, CA to Barstow, CA

That's the driving distance. It would take 1 hour 43 mins to go from Diamond Bar, California to Barstow, California.

The flight distance (direct flight from Diamond Bar, CA to Barstow, CA) is 75.04 mi.

91 mi = 147.21 kms