Miles between Upland, CA and Boulder, CO

There are
990 mi
from Upland, CA to Boulder, CO

That's the driving distance. It would take 17 hours 29 mins to go from Upland, California to Boulder, Colorado.

The flight distance (direct flight from Upland, CA to Boulder, CO) is 794.44 mi.

990 mi = 1,593.05 kms